10 Must-Have AI Apps & How They Work in 2025

Understand AI Apps

An Artificial Intelligence app is a software program that uses AI techniques (e.g., machine learning and natural language processing) to execute tasks or functions like humans.

So why do you need one for your daily routine, be it work or study? Let’s discover!

Why do You Need an AI App?

There are a few reasons why you need a smart assistant in today’s fast-paced era. They include:

Boost Your Productivity

Most organizations (60%) think that the largest benefit of AI is improving efficiency and productivity.

Indeed, AI apps can become your personal efficiency gurus. Accordingly, they can automate repetitive, mundane tasks like scheduling meetings, managing to-do lists, filtering emails, and more. This gives you more valuable time to focus on strategic tasks or simply enjoy more leisure time.

Personalize Experiences

Apps offer AI capabilities to tailor your specific demands and preferences. For example, a fitness app can devise custom workout plans while a language learning app can adapt to your learning pace and goals. By personalizing your experience, AI apps make your activities on tech devices more effective and meaningful.

Allow Effortless Automation

AI apps automate tedious tasks that may take lots of time and effort to handle. These tasks involve managing finances, tracking task progress, or controlling smart home devices. This not only saves you time but also minimizes the risk of mistakes and ensures a more efficient and seamless workflow.

Fuel Your Creativity

Such apps like ChatGPT or Microsoft Copilot can spark inspiration when you feel stuck for ideas.

Besides, they can create unique visuals, draft content, and compose music based on your input prompts. This supports you in breaking through creative roadblocks and discovering new artistic avenues.

Improve Your Wellbeing

By automating part of your daily tasks, AI-powered applications give you more time to relax and recharge.

Healthcare-related apps take it further by providing personalized guidance and workout routines that fit your fitness level and goals.

They also track progress and keep you motivated on your health journey. This translates to a holistic approach to wellbeing, supporting you to achieve better mental and physical health.

How do AI Apps Work?

AI apps are powered by a combination of data and algorithms. Here’s a breakdown of how these intelligent apps work on these two criteria:

Data Analytics:
- The core principle behind AI tools is analyzing vast amounts of data (e.g., text, images, or sensor readings) to perform specific tasks like making predictions or generating images).
- For example, when you ask AI: “What is an AI app?”, the tool will sift through the data it’s trained on and return an accurate answer.
- However, if the data is biased or faulty, the AI-generated outcome can be skewed or misleading. This is why data management is considered the hardest part of AI development.

Algorithmic Learning:
- How does AI have the ability to learn everything from the training dataset? It’s thanks to special algorithms like machine learning or natural language processing. These algorithms allow AI apps to learn and improve without being explicitly programmed. Accordingly, these apps can understand human language, whether text or voice, and implement complex tasks like humans.
- For example, when you say “Hey Siri! Open YouTube!”, Siri (Apple’s virtual assistant) will understand and follow your command.

Like us, when AI tools process data and interact with the world, they constantly fine-tune their understanding. They do this by comparing their outputs or predictions with real-world data they’re fed. If there’s a mismatch, ML algorithms will modify and enhance their accuracy for future issues.

The Future of AI Apps

We’re witnessing a soar in global AI apps, from over USD 241 billion in 2023 to USD 740 billion in 2030. This growth is equivalent to a CAGR of 17.3%. Here’s a glimpse into the future of AI in terms of techs and industries:

Advancements in AI Technology

First, the future of AI applications is being shaped by five emerging trends as follows:

Rise of Explainable AI (XAI): XAI is a field that focuses on creating techniques to help humans understand how AI makes decisions. This tool bridges the gap between complex AI models and human users, thereby boosting trust and ethical development. For instance, a bank might use XAI to explain to a loan applicant why their loan was denied. This can involve emphasizing factors that negatively affect the decision (e.g., debt-to-income ratio and credit score).

Voice Recognition: The coming of deep neural networks, automatic speech recognition, deep learning, and other advanced techs has sharply enhanced speech recognition. Accordingly, AI apps like Google Assistant become more intelligent in understanding user requests and responding better to them.

AR/VR Features: The integration of these features into AI apps brings interactive and immersive experiences. Accordingly, these apps can improve object recognition and tracking, customize content delivery, create adaptive environments, and allow natural interactions. For example, IKEA Place combines AI and AR to allow users to virtually place furniture in their homes to see how it would look before purchase.

Multi-modal AI: This model can process multiple data types – text, images, audio, and videos – to produce outputs. Integrating multi-modal AI into apps helps improve user experience, enhance outcome accuracy, better decision-making, and support users with disabilities.

The Cooperation of AI and Humans: In the future, AI won’t replace humans. Instead, humans and AI will work together. In particular, AI handles repetitive tasks and offers valuable insights, while humans are in charge of creativity and judgment. Accordingly, AI applications will be developed toward this goal.

The Popularity of AI in Industries

Artificial Intelligence was initially adopted in sectors like finance and oil in the 1980s. But now, the potential impact of this tech has spread to other industries. They include:

Healthcare: Machine learning and deep learning are transforming healthcare. Incorporated into mobile and web apps, these advanced techs help detect diseases in the early stage, provide personalized care, and reduce healthcare costs. For this reason, the global market for AI in healthcare is projected to increase at a staggering CAGR of 48.1% from 2024 to 2029.

Cybersecurity: AI algorithms can analyze massive amounts of data to detect anomalies and vulnerabilities that lead to cyberattacks. This allows for faster and more precise detection and prevention compared to traditional security solutions. Further, AI can automate routine tasks in incident response, like notifying security experts or quarantining infected systems.

Retail & eCommerce: AI apps can analyze customer demographics, purchase history, and browsing habits to recommend products that are most likely to interest them. This enables a more customized shopping experience and may boost sales.

10 Must-Have AI Apps

With a variety of remarkable benefits and applications, AI apps will thrive in the future. So now, which apps are dominating the industry? Let’s discover 10 must-have apps integrating AI capabilities in the five following categories.

Chatbots

These are AI-powered virtual assistants that can mimic human conversations through text or voice commands. They’re transforming how we interact with information, providing 24/7 support, and personalizing our experiences. Here are two leading chatbots taking the AI landscape by storm:

ChatGPT

First launched by OpenAI on November 30, 2022, ChatGPT allows you to start a conversation in your desired language, topic, style, and level of detail. As a large language model (LLM) chatbot, ChatGPT is trained on massive datasets. For this reason, it can produce coherent and realistic conversations, translate languages, draft different kinds of creative content, and answer your questions informatively.

In just two months after its launch, ChatGPT reached over 100 million active users per month. It has since become the most popular AI app, boasting a massive 14.6 billion total visitors and accounting for a staggering 60.2% of the entire industry’s traffic.

What does it work?

ChatGPT has a wide range of applications across industries. Here are some examples:

Content Creation: ChatGPT can produce different kinds of high-quality content, regardless of language or format. Such content includes blog articles, social media posts, lyrics, and even poems.

Customer Service: ChatGPT empowers you to deliver excellent customer experiences. It can generate personalized responses, provide multilingual support, automate email generation, analyze customer sentiment, and more. All can free you to focus on more complex issues.

Audiovisual: ChatGPT can help you classify images, recognize objects in these images, transcribe speech to text, and convert text to speech.

Coding: ChatGPT also helps with coding tasks, from code completion to debugging and documentation. For example, we at Designveloper use ChatGPT to create specs/docs, interpret code concepts and techniques, debug, create test cases, and more.

Education: ChatGPT can provide knowledge across topics and fields to support your study. Further, it assists teachers in creating course content (e.g., presentations or quizzes), proofreading and editing, researching, and scheduling.

Character.ai

From September 2022 to August 2023, Character.ai attracted 3.8 billion visitors, equivalent to 15.8% of the entire industry’s website traffic. This AI app allows you to create, train, and interact with AI characters through text or voice. These characters represent anything from fictional personalities (e.g., Harry Potter) to historical figures (e.g., Albeit Einstein) providing knowledge across topics.

Character.ai has released a new suite of features, known as Character Voice. It allows you to talk with the Character in 1:1 chats. Also, you can build a character using pre-made voices or your voice. However, Character Voice only supports English.

What does it work?

Like ChatGPT, Character.ai provides a diverse range of applications, including:

Role-Playing Games: Character.ai allows you to engage in immersive and interactive role-playing experiences. This makes your journey of learning or researching more interesting.

Creative Writing: Character.ai helps you create compelling content with unique personalities and interactive dialogues. Also, it helps you brainstorm ideas or develop your story.

Language Learning: You can hone conversation skills by interacting with AI characters that speak different languages. For example, you can chat with Language Liaison (an AI character created by AdeptusMechanicus) about language learning, from pronunciation and the writing system to daily phrases and cultural values.

Speaking Skills: Character.ai helps improve your speaking skills through rehearsing public speeches or practicing negotiation.

Productivity and Organization Apps

Today, staying organized and productive is key to success, especially for those overwhelmed with tasks. That’s when productivity and organization apps come in to help you manage your tasks, time, and information more effectively. Leveraging AI capabilities, these apps can streamline your workflow, release stress, and free up more space for creative activities. Below are some outstanding examples:

BeeDone

BeeDone is a productivity app that uses gamified AI capabilities to break down your work into smaller, achievable tasks and maintain your habits. No more tedious to-dos, BeeDone instead turns your daily routines into thrilling game activities.

What does it work?

With a wide range of task management features powered by AI and gamification, BeeDone allows you to:

Create and prioritize your tasks based on their importance and due dates.
Meet deadlines with customized notifications.
Earn points for completed tasks with a reward system.
Design positive routines and track your progress over time with a habit tracker.
Focus on tasks and improve productivity with a deep-work timer.

In addition, BeeDone’s AI capabilities can analyze your workload and recommend optimal times for scheduling tasks based on your calendar availability and focus levels. Besides, AI uses data to generate valuable insights into your productivity and help you improve to achieve goals.

Trello

Trello is a versatile project management app. It leverages boards and cards to keep your tasks visually organized and managed. Besides, the app visualizes different stages of your workflow through such lists as “To Do,” “Doing,” or “Done”.

At Designveloper, Trello is widely adopted for internal projects by non-technical teams like human resources (HR) or marketing. This AI-powered tool allows us to assign tasks to the right team members, add checklists and due dates, and remind us of deadlines.

What does it work?

Trello has a wide application, from project and task management to resource allocation and collaboration. It offers a diverse suite of common features, coupled with AI, to help you communicate and manage projects efficiently. These features help you:

Organize and track projects through a board-and-card system.
Assign tasks, track progress, and collaborate with other members in real time.
Attach and share files or documents for authorized access.

Besides, Trello’s AI features like Atlassian Intelligence or Power-Ups can automate your workflows. Here’s what they can do:

Provide more contextual and relevant results when you search for any keywords.
Seek and automatically add action items to your card.
Plan your projects with tasks, cards, and lists by AutoPlan.
Create profiles that connect your teams and projects to particular strategic goals through Strategy-AI.
Summarize discussions on your Trello boards, hence ensuring those involved stay updated on the same page.
Analyze data and emphasize potential bottlenecks in your project.
Brainstorm and generate new content based on your input requests.

QuillBot

QuillBot is an advanced writing assistant that leverages AI technology to enhance your writing experience. Whether you’re a student, professional, or casual writer, QuillBot transforms your writing process into an efficient and enjoyable journey.

How does it work?

With a suite of powerful features designed to improve clarity, coherence, and creativity, QuillBot enables you to:

AI Detector: Analyze your text to detect AI-generated content, ensuring originality and helping you maintain authenticity in your writing.
Paraphrase with ease: Rephrase sentences and paragraphs while maintaining their original meaning, helping you avoid plagiarism and improve your writing style.
Summarize effectively: Condense lengthy texts into concise summaries, making it easier to grasp essential information quickly.
Enhance vocabulary: Utilize the built-in thesaurus to find synonyms and elevate your word choice, enriching your writing.
Check grammar and style: Identify and correct grammatical errors and style issues to ensure polished and professional writing.
Customize your tone: Adjust the tone and formality of your writing to suit different audiences and contexts.

Additionally, QuillBot’s AI analyzes your writing patterns and provides personalized suggestions to boost your skills over time. With its intuitive interface and real-time feedback, QuillBot empowers you to write with confidence and clarity, helping you achieve your writing goals effortlessly.

Undetectable AI

Undetectable AI is an essential tool for anyone using AI writing tools like ChatGPT, Jasper, and Copy.AI. It allows you to detect and humanize AI-generated text, transforming it into content that passes through AI detectors as completely human-written. With Undetectable AI, you can assess the likelihood of your text being flagged by major detection tools, and take steps to make your writing appear more natural and authentic.

What does it work?

Key features include the AI Detector, which checks your content against various detection tools, and the Humanizer, which makes your AI-generated writing sound more human. Other useful tools include the Human Typer, ChatGPT Detector, AI Paraphraser, AI Plagiarism Checker, and the AI Stealth Writer.

Whether you’re writing for work, academic purposes, or creating SEO-friendly content, Undetectable AI offers a suite of features that help you write with confidence, bypassing detection and ensuring your content maintains a natural, human-like quality.

Creative AI Apps

The rise of generative AI has revolutionized the world of creative endeavors. Innovative generators empower you to generate unique ideas and boost your creativity, regardless of your skill level. Whether it’s creating visuals, composing music, or writing poetry, AI can support you in your creative journey.

WOMBO Dream

WOMBO Dream is a comprehensive app that uses AI capabilities to general digital artwork based on your text prompts. Accordingly, all you need is to give this AI app a detailed prompt and choose an art style like Realistic, Analogue Paint, or Comic.

What does it work?

WOMBO Dream harnesses the power of AI through GANs (Generative Adversarial Networks), natural language processing, and deep learning algorithms to create new artworks. As the AI app is trained in vast datasets of artistic styles and images, it can understand your text inputs and produce relevant outcomes.

InVideo AI

InVideo AI is an AI-powered video generator that facilitates the process of producing videos from your text inputs. Even when you have no expertise in video production, this AI tool will equip you with everything to make videos at scale without any learning curve.

What does it work?

InVideo AI offers a suite of features powered by AI to do the following activities:

Generate videos from text inputs quickly and effectively.
Use machine learning algorithms to choose and incorporate its pre-made video clips and stock images into your projects.
Customize videos to meet your specific needs, from editing scripts to adjusting voiceovers.
Convert text to speech to generate engaging voiceovers that fit your video’s tone and pace.
Use natural language processing (NLP) to interpret your text prompts and generate scripts that match your video’s narrative.
Automatically recommend edits and transitions based on your video’s content and flow.
Allow multiple users to collaborate on video editing in real time.

Personal Finance Apps

Our lives are becoming increasingly hectic and many of us have no time for financial management. So, the coming of personal finance apps helps us deal with this issue.

These apps can leverage AI to suggest suitable financial goals, create budgets, track your income and spending, and even recommend investment channels. This leads to better financial stability and growth, thereby helping you achieve financial success.

Here are two notable candidates in this category:

Cleo

Cleo is a personal finance chatbot. It leverages behavioral science and AI to help you manage your finances in an engaging and fun way.

What does it work?

Cleo is used for multiple financial tasks, including creating budgets, building credit, saving money, and tracking spending. By linking to your bank accounts, this AI app can update your financial status in real time. This allows you to make informed financial decisions.

Besides, it integrates AI capabilities to help you in the following activities:

Interact with you through a friendly chat interface, answer your financial questions instantly, and provide personalized guidance.
Analyze your spending patterns to recognize saving opportunities. Also, indicate your unnecessary spending humorously through the Roast Mode function to encourage better financial habits.
Automatically track your financial goals and offer personalized budgeting tips to help you stay on track and reach your goals.
Notify your upcoming bills and send alerts to help you avoid overdrafts.

Song Nhi

Song Nhi is an AI-powered personal finance chatbot developed by Designveloper. This intelligent bot can be integrated with major chat applications (e.g., Messenger) to chat with you about your financial health all the time.

Song Nhi uses advanced technologies like AI, NLP, and OCR (Optical Character Recognition) to improve your financial management experience. Whether voice or text, Song Nhi can understand your requests naturally, process financial transactions, and provide detailed insights into your finances.

What does it work?

This AI chatbot provides multiple features for financial management. They include:

Automatically add spending and income into your budget, categorized for clear insights (e.g., groceries, bills, or entertainment).
Track spending and income through weekly or monthly financial reports.
Automatically split and send your bills to other group members.
Track and visualize all your transactions, even those you no longer engage in.
Automatically divide your income into different groups (like long-term savings, necessities, or education).
Send alerts when your budgets in each mentioned group fall below the set threshold.

Health & Wellness

Today, human beings are confronting various physical and mental health issues. This encourages a higher demand for health and wellness apps. These apps include a diversity of features to manage your health, from tracking your physical activities and nutrition to supporting sleeping tips and managing stress.

Here are two outstanding apps that incorporate AI to improve your well-being:

FitnessAI

FitnessAI is a digital personal trainer that leverages AI capabilities to provide you with personalized workout plans. Its aim is to optimize your exercise routines, help you achieve your fitness goals, and provide a healthier lifestyle.

What does it work?

You may use FitnessAI to receive personalized workout recommendations that include training variables like sets, reps, and weights for your exercises. Here’s how this AI app can do this activity:

Harness a vast library of 5.9 million workouts, coupled with your goals and performance history, to suggest the most optimal exercises.
Use ML algorithms to modify your fitness variables instantly to help you progress towards your goals.
Leverage the app’s AI-powered motion analytics and your smartphone camera to ensure you have the correct form during training and minimize the risk of injury.
Provide custom guidance, feedback, and even motivation during exercise.

Calm

Calm is a prevalent health app that is famous for its mindfulness exercises, sleep music, and guided meditations. This AI app helps you sleep better, release stress, manage anxiety, and build a healthier life.

What does it work?

Calm has a diversity of features to assist your mental and emotional wellness. They include:

Offer meditation guidance by experienced practitioners to improve focus, enhance sleep, and more.
Ease your mind and soothe your sleep with bedtime stories and calming music.
Support you with breathing to manage your anxiety and enhance your overall well-being.

Further, the app uses machine learning algorithms to analyze your preferences and your usage patterns. This data helps the app recommend personalized meditation sessions, breathing exercises, and sleep stories to you. Besides, Calm enables you to track your mood and receive tailored content based on your mood entries.

Symbolab

Symbolab is an AI-powered math solver app that helps students understand and solve math problems across various topics, from algebra to calculus. Launched to make mathematics more accessible, Symbolab provides step-by-step explanations to help users not only find the solution but also grasp the underlying concepts.

With millions of users worldwide, Symbolab has become a go-to tool for learners seeking detailed, accurate math assistance. Its intuitive interface and comprehensive solutions make it a trusted companion for students at all levels.

What does it work?

Symbolab offers a range of features to support math learning:

Step-by-Step Solutions: Symbolab breaks down each problem into clear, easy-to-follow steps, helping users learn the process behind the solution.
Equation Solver: The app can solve a wide variety of math equations, from basic arithmetic to advanced calculus.
Graphing Calculator: Visualize functions and equations with Symbolab’s built-in graphing tool.
Practice Problems: Users can access interactive practice problems to reinforce their understanding of different topics.
Study Tools: Symbolab provides additional resources like practice quizzes and personalized study plans to support learning goals.

Conclusion

AI is no longer science fiction and is increasingly integrated into applications. From boosting your creativity to keeping your finances in check, these AI apps act as your right arm and simplify your life. So why wait? Download some AI apps today and see how they revolutionize your world. And if you have an awesome idea for such an app, contact Designveloper to make it a reality!