10 Best AI Applications on iOS You Should Try in 2025
Artificial intelligence isn’t just a buzzword anymore—it’s shaping the way we use our smartphones daily. If you’re an iPhone user, AI-powered apps can seriously upgrade how you work, learn, and stay entertained. From productivity tools to creative companions, here are the 10 best AI applications on iOS right now.
1.ChatGPT by OpenAI

This one tops the list for a reason. ChatGPT brings an advanced conversational AI to your pocket. Whether you’re writing emails, brainstorming ideas, or learning something new, the app gives you instant help. You can choose from different GPT models, save custom instructions, and even use voice input. It’s not just a chatbot—it’s a personal assistant that actually gets smarter the more you use it.
Best For: Writing, productivity, learning.
2. Grammarly

Grammarly’s iOS app is more than a grammar checker. It uses AI to understand tone, clarity, and context. Whether you’re writing a quick text or drafting a longer email, Grammarly polishes your writing in real time. It integrates with most iOS apps, making sure your writing stays sharp everywhere.
Best For: Writing, editing, professional communication.
3. Lensa AI

Lensa blew up thanks to its AI-generated avatars, but it’s more than just a selfie app. It uses AI to enhance portraits, fix blemishes, and apply artistic filters in one tap. It’s like having a photo editor in your pocket—only faster and smarter.
Best For: Photography, social media content, visual creativity.
4. Replika:
Replika is an AI companion designed to talk, listen, and learn from you. It adapts to your personality over time, making conversations feel more natural. Whether you want emotional support or just a non-judgmental chat, Replica offers a unique experience powered by conversational AI.
Best For: Mental wellness, companionship, daily check-ins.
5. Otter.ai
Otter is an AI transcription tool that’s a must for meetings, lectures, or interviews. The app records audio and transcribes it in real time. You can search transcripts, highlight key moments, and share notes easily. For students and professionals, it saves serious time.
Best For: Note-taking, transcription, productivity.
6. Notion AI
Notion’s already a powerhouse for organizing your life, but its AI features take things up a notch. With Notion AI, you can generate summaries, brainstorm content, or translate text—all within your notes. It’s seamless and surprisingly intuitive.
Best For: Project management, writing, personal organization.
7. Runway ML (Mobile Companion)
Runway isn’t just for desktops anymore. With its iOS companion app, you can access some of its AI tools for video editing, image generation, and more. If you’re into content creation, this app lets you tap into generative AI while on the go.
Best For: Video editing, AI art, creative workflows.
8. Perplexity: AI
Perplexity is like a smarter search engine in app form. Ask it anything, and it gives you concise, accurate answers sourced from the web. Unlike traditional search engines, it doesn’t dump a list of links—it explains the answer clearly, and even cites its sources.
Best For: Research, curiosity, daily questions.
9. Speechify
Speechify turns text into spoken audio using AI-powered voices that sound almost human. It’s perfect for listening to articles, PDFs, or emails while driving, walking, or multitasking. It supports multiple languages and has adjustable speeds too.
Best For: Audiobooks, productivity, accessibility.
10. Youper.
Youper is an AI-powered mental health app that uses cognitive behavioral therapy techniques. The AI chats with you to help manage anxiety, track mood, and guide mindfulness exercises. It’s private, personal, and always available.
Best For: Mental health, self-reflection, emotional tracking.
⸻
Final Thoughts:
iOS apps are getting smarter by the day, and AI is the reason behind it. Whether you want to boost productivity, get creative, or just make life a little easier, there’s an AI app that can help. The best part? Most of them fit right in your pocket.
Let your iPhone do more than scroll. Let it think.
⸻