15 Best AI Apps You Must Try on Android and iPhone

There is no shortage of artificial intelligence tools and services in 2025. From the very best AI writing apps to AI music generators, there is so much out there for everyone. There are numerous good AI apps out there that transcend chatbots and offer a lot more functionality. To make your job easier, we have compiled a list of the best AI apps for Android and iPhone. So without further ado, open the app stores, and let’s dive in.

Best AI Apps to Supercharge Your Life

The following is a list of essential apps you can download on your iPhone or Android device to use AI or any of its form to the full potential.

1. DeepSeek – Best Free AI App

DeepSeek is an AI app from China that has taken the world by storm. It brings the powerful DeepSeek R1 model for free, which is comparable to OpenAI’s ChatGPT o1/03 model. Recently, DeepSeek soared to the top position on the App Store surpassing ChatGPT. It offers web search and access to the reasoning model through ‘DeepThink’.

After the release of DeepSeek, OpenAI also made its o3-mini model free for all ChatGPT users. However, for higher chat limits, you will have to subscribe to the ChatGPT Plus plan which costs $20 per month. So if you are looking for a capable AI assistant on your smartphone for free, DeepSeek is the best ChatGPT alternative you can use.

Pros	Cons
Powerful reasoning model for free	Chat data stored in China
Web Search functionality
Best chatbot for science-related queries

Pricing: Free

2. Gauth – Best AI App for Students

If you are a student, Gauth is the best AI app you can use on Android and iPhone. It’s an AI study companion, developed by Bytedance, the company behind TikTok. Gauth can help you with homework with detailed explanations and step-by-step instructions. It even generates animations in order to explain problems and solutions in a helpful manner.

Gauth mainly covers Math, Biology, Physics, and Chemistry. However, you can use the AI app to improve English writing as well. As for science-related problems, simply take a photo and feed it into the app, and Gauth often generates correct answers. You can also access tutorial videos, and ask tutors if you want further explanation. Gauth is simply the best educational AI app out there.

Pros	Cons
Fantastic AI app for math and science problems	Sometimes gives incorrect answers
Scan problems and get lucid explanations
Animated illustrations

Pricing: Free, Paid plan starts at $9.99 per month

3. Lensa AI – Best AI App for Photo Enhancement

Ever since its launch, Lensa AI has quickly become one of the best AI photo enhancer apps in 2025. While Lensa is an intuitive photo editor, our focus is on its AI capabilities. This AI-powered tool creates vivid avatars of people using real-life selfies.

The AI mode is called Magic Avatars and uses the Stable Diffusion deep-learning model to create these amazing selfies. By studying real images, Lensa AI can create several different avatars by blending in elements from both real and AI worlds.

All users need to do is download the Lensa app and go about using the Magic Avatars. You can then choose from a variety of styles and upload a minimum of 10 images. Do note that Lensa AI is not a free service and requires a one-time payment for a generation. However, the money is worth it as the final image generation is accurate and beautifully amazing.

You can choose to mix and match styles with different images to get a comprehensive list of different avatars. Lensa AI is one of the best apps you can use on Android and iOS. If you’re interested then learn how to use Lensa AI here.

Pros	Cons
Generates visually-appealing magic avatars	Requires a subscription
Accurate rendering of faces
Produces images in different styles

Pricing: Free, Paid plan starts at $3.99 for 50 unique avatars

4. Perplexity – Best AI App for Research

Perplexity is a popular chatbot-cum-search engine. However, what sets it apart from others is that it provides real-time sources for the information it presents in its answers. This makes it more reliable than others. Well, Perplexity has full-fledged mobile apps for iOS and Android devices.

In fact, the new Perplexity Assistant on Android is fantastic and very action-driven unlike Gemini. Not to mention, the recently-released Perplexity Deep Research brings agentic capability to the app. It goes to the web to autonomously perform research for you and accurately presents the information.

The Perplexity AI mobile app works in the same fashion as its website. The app can easily answer questions, seek out information, and hold general conversations with the user. However, as mentioned, you also get source links and even related queries in tow here.

Perplexity even supports voice recognition and follow-up questions. The best thing is that the Perplexity AI app is completely free to use, making it one of the best selections for those who want to use ChatGPT on iOS.

Pros	Cons
Grounds answers by infusing LLMs and real-time web results	Limited Pro Search usage for free users
Perplexity Assistant is impressive
Cites sources

Pricing: Free, Paid plan starts at $20 per month

5. Character AI – Best AI App for Fun

Character AI is one of most popular apps on Android and iPhone. It lets you chat with “life-like” AI characters and you can also personalize AI characters based on your preferences. The app recently got support for calling as well. You can interact with AI characters using voice and call them anytime you want.

You can choose the voice from its library, generate your own voice, and engage in role-play with AI characters. Basically, you can chat with fictional characters, historical figures, or your own creations. It’s mainly used by young users, and users spend more time on the app than ChatGPT. Having said that, bear in mind that Character AI has been sued after a Florida teenager tragically passed away following a deep attachment to a fictional character.

Pros	Cons
Variety of fictional characters available	Can be addictive
Create your own character	Emotional reliance
Interact with AI characters using voice

Pricing: Free, Paid plan starts at $9.99 per month

6. OLMoE – Best Best Local AI LLM for iPhone

OLMoE is an iOS-only app that lets you run a local in-house AI model on your iPhone. It’s a fantastic app developed by the Allen Institute. It runs the open-source OLMoE model (between 1B to 7B parameters) and does a decent job at writing, and other tasks. Since the model is pretty small, there might be hallucinations so keep that in mind.

However, if you want a private, local LLM for your iPhone, OLMoE is a fantastic app. The company says you will need iPhone 15 Pro or later, or any M-series iPad to use the app.

Pros	Cons
Great iPhone app for private and offline chat with an AI model	Not available on Android
Good performance despite the small size	May hallucinate
Open-source model

Pricing: Free

7. PocketPal AI

If you are looking for an AI app to run LLMs locally on Android, well, you can check out PocketPal AI. It’s a great app to run a variety of AI models on the device. The best part is that the app is free to use unlike many other apps which limit access to many popular models. With PocketPal AI, you can even run a distilled version of DeepSeek R1 on your smartphone.

There are other apps like Private AI, LM Playground, and Llamao that you can check out, but many features are locked for premium users only. On PocketPal AI, you can download any model hosted on Hugging Face and start using it on your smartphone.

Pros	Cons
Run AI models locally on Android and iOS	Can be overwhelming for general users
Variety of Hugging Face models available
Absolutely free to use

Pricing: Free

8. Replika: My AI Friend – AI Chat App for Companionship

Even though it’s a bit old, Replika remains one of the best AI mobile apps on Android and iOS. Replika AI was one of the first apps to get recognition in the AI chatbot scene worldwide. Replika AI is a full-scale chatbot with a strong focus on relationships and providing companionship to users.

While you only talk to ChatGPT like an acquaintance, you can become friends with Replika and even progress to lovers through the paid subscription.

Replika AI starts as a stranger. However, it slowly learns from your interactions and becomes a personalized chatbot. The Replika avatar is also fully customizable across genders and appearances. So users can go on and tailor the AI however they wish.

Activities across Replika vary from simple conversations to full-scale activities and even video calls with the AI. Since the bot also has a personality of its own, it records moments from the conversations in the form of journal entries that you can view at any time. However, do note that Replika’s Pro membership begins at $19.99 per month. You need it for relationship expansion and video calls.

Pros	Cons
AI chatbot modeled on companionship	Emotional dependence
Chat with virtual characters
Personalized interaction

Pricing: Free, Paid plan starts at $19.99 per month

9. SuperImage – Best AI App for Image Upscaling

There are many AI image upscalers, but most of the tools upload images to the cloud for further processing. If you want to upscale your private images, you would not want to upload those images to the cloud. That’s where SuperImage comes into play. It’s an Android app that upscales your images by running models on your device.

SuperImage can unblurs images and enhances details by 16x which is pretty impressive. You can even batch process up to 25 images for free. And if you get the Pro subscription, you won’t see ads and there are no limitations of batch processing. All in all, I would say SuperImage is a fantastic app for on-device image upscaling.

Pros	Cons
Fantastic app for on-device image upscaling	Only available on Android
Offers a range of AI models
Batch upscale images

Pricing: Free, Pro version costs a one-time fee of $3.49

10. ELSA: Learn And Speak English – Best AI App for Language Learning

ELSA Speak is a language learning app to help you prepare for exams like IELTS and TOEFL. More specifically, Elsa focuses on pronunciation improvement for communication. It does that by using deep artificial intelligence and voice recognition. The app records users’ voices and intelligently studies them. You can then get real-time feedback 0n your spoken phrases using visual cues that denote which parts you got right about that word.

There are also other lessons available, including video lectures for test guides and information. While the free version has limited lessons, there is a paid subscription starting from $19.99 per month. You get access to other bite-sized lessons and customizable recommendations for that. Nonetheless, even the free version of ELSA Speak makes its way on our best AI apps list because of its intuitive nature.

Pros	Cons
Uses science-based approach to learning	Quite expensive
Improves pronunciation
Diverse set of exercises

Pricing: Free, Paid plan starts at $19.99 per month

11. Copilot

It’s hard to talk about AI apps and not mention Microsoft’s Copilot app. Copilot has been completely revamped and now has a warm and inviting UI. It’s powered by OpenAI’s models including GPT-4o and o1. You can chat with Copilot, ask it to generate images, throw complex queries at it and Think Deeper can solve it for you. And all this is available for free.

Microsoft’s Copilot is multi-platform and available on Android, iPhone, and as a web app. You can also voice chat with Copilot, just like ChatGPT’s Advanced Voice mode. I would say, if you loved using the Pi app, you are going to love Copilot as it offers similar user experience.

Pros	Cons
Beautiful and invitinguser interface	Plugins are no longer available
Chat with Copilot, listen to daily news, and generate images
Think Deeper for complex queries

Pricing: Free, Paid plan starts at $20 per month

12. Luma AI – Best AI App for Photographers

Luma AI is for the cinematographers and photo enthusiasts out there. Based on the concept of 3D rendering, Luma uses AI tech to output extremely vivid 3D renditions of any real-world object. The app uses a combination of intricate capture and photorealism to then place the objects in any clip or condition. Once on the app, users need to map out an object using their phone’s camera to fully capture it. While this is a bit tedious, it’s required.

Luma AI then requires a small amount of wait for it to fully process the render. Once done, users can use this mapped-out 3D object in any environment of their choosing. Or if you wish you can just upload it to the public gallery for everyone to see.

You can even create a custom video with keyframes of your choice including the object. This makes the AI app a must-have for people who want to try out shots not easily achievable in real-life. The best part is Luma AI is completely free.

Pros	Cons
Generates 3D renditions of objects	A bit time-consuming
Highly realistic
Export 3D assets

Pricing: Free

13. FaceApp – AI App for Fun Selfies

While Lensa AI creates full-scale avatars from pictures, the FaceApp is a selfie editor that uses AI to enhance photos. FaceApp comes chock full of different filters and effects that can users can play around with and experiment with their selfies. The app comes with styles such as retouching, Feature addition, and smiles.

There are also other advanced AI face features like gender swap, age reduction, face swap, and even face morphing. Users can combine their faces with practically any other person and create interesting combinations.

FaceApp naturally has all the other basic filters, including beauty filters, general adjustments, and cropping. However, the highlights of the show are the ones to watch out for. However, not all filers are free to use.

FaceApp has a premium membership that gives access to all Pro filters expansive hairstyles and beards. It starts from $10 per month. For those obsessed with the selfie game, FaceApp is one of the best AI apps to get.

Pros	Cons
Advanced face filters and effects	Privacy concerns
Age reduction, Face swapping	Potential for misuse
Tweak facial features

Pricing: Free, Paid plan starts at $1o per month

14. Otter AI – Best AI App for Enterprises

Otter is one company you might have heard about for some time now. The workforce-focused company’s Otter AI service is focused on eliminating downtime that occurs noting down or recording meetings. The app provides audio transcription and meeting notes in real time. Otter does that by leveraging the power of machine learning and AI to record and simultaneously transcribe audio.

The Otter app can work as a standalone application or automated assistant. To get started, a user can simply record a voice note through Otter and it will begin transcribing in real-time. There is a minor lag from the time one speaks to transcription but that’s understandable due to processing.

You can even set Otter to automatically join your meetings and transcribe them. The app will provide the notes once the meeting has concluded. Otter can identify multiple people and mark notes through timestamps. Otter offers a free tier with 300 monthly minutes. However, one can upgrade to the Pro plan for $16.99 per month.

Pros	Cons
Great AI-powered app for transcription	Pretty expensive
Supports real-time transcription
Integrate with Zoom, MS Teams

Pricing: 300 free minutes per month; Paid plan starts at $16.99 per month

15. Be My Eyes – Best AI App for the Visually Impaired

Founded in 2015 in an effort as an accessibility app, Be My Eyes connects visually impaired individuals with sighted volunteers. The former lot helps the blind navigate the world around them through real-time video calls.

Be My Eyes has no limit to the number of type of tasks you can ask the volunteers for help with. From helping navigate through busy roads to finding out if a carton of milk has expired, the app helps facilitate everything.

Be My Eyes has also recently announced Virtual Volunteer, the company’s first digital visual assistant. Virtual Volunteer is powered by OpenAI’s latest models, and hence, comes with the power to assist the visually impaired with almost any task. The new integration contains GPT-4o’s multimodal capabilities with a new image-to-text generator.

All the user needs to do is provide any image and under the hood, GPT-4o will read it and provide contextual information. Be My Eyes even promises that the virtual volunteer can not only read the images but provide added suggestions. For instance: In the provided image of the inside of a fridge, the AI can identify ingredients but can also list out the recipes you can make with it.

Pros	Cons
AI Accessibility tool for visual assistance	Sharing live video with volunteers may raise privacy concerns
Global network of volunteers
User-friendly interface

Pricing: Free