Smart Chat vs Know AI
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Smart Chat
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Unleash the Power of AI with Smart Chat: Unlimited ask, send text, images, files and generate images. Introducing Smart Chat, the revolutionary AI assistant powered by ChatGPT-4 technology. Do more with your words: β’ Scan & Solve Math problems, physics and other problems. β’ Craft compelling content with powerful text generation. β’ Generate images from text, offering a variety of aspect ratios and artistic styles to suit your need. β’ GPT Text to Speech: Generate natural voices from text and download voice files. β’ Break down language barriers with seamless translation. β’ Fuel your creativity with AI-powered image generation from text prompts. β’ Breathe life into your ideas with text-to-speech conversion. Smart Chat is your one-stop shop for all your needs: β’ Boost your productivity: Automate social media posting, brainstorm content ideas, and access educational resources instantly. β’ Unleash your creativity: Generate unique images based on your descriptions, and bring your stories to life with realistic voices. β’ Simplify communication: Translate languages effortlessly and overcome language barriers with ease. β’ Learn and explore: Access a wealth of educational resources and ask questions to quench your thirst for knowledge. Smart Chat understands you, no matter how you communicate: β’ Interact with Smart Chat through voice commands, text prompts, or even images. β’ Enjoy a seamless and intuitive user experience. Download Smart Chat today and unlock the future of AI assistance! Privacy Policy: https://aiappgamelab.web.app/policy.html Terms of Use: https://aiappgamelab.web.app/terms.html
Know AI
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Know AI helps you study faster and smarter. Upload your study materials or take a photo of any homework problem. The app summarizes content, creates quizzes and flashcards, and gives step-by-step solutions using AI. Key Features Snap and Summarize Take a picture of handwritten or printed notes. Get instant summaries and flashcards to help you retain key points. Upload and Quiz Upload PDFs or documents and receive a condensed summary along with automatically generated flashcards and quizzes. Homework Solver Take a photo of any homework problemβmath, science, or textβand receive a clear, step-by-step solution. Ideal for students who need instant answers and explanations. AI-Powered Study Tools Get answers fast with AI. From flashcards to solutions, Know AI turns your materials into study tools tailored for efficient learning. Benefits Summarize notes and textbooks automatically Create personalized quizzes and flashcards Solve math and science problems from photos Save time preparing for exams and assignments Use AI to improve study retention and performance Know AI supports all major subjects and is built to help students stay on track, learn efficiently, and succeed. Privacy Policy: https://www.termsfeed.com/live/cfcdad3f-1866-49b9-bda2-96cb397bda10 Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is ads: Know AI at none against Smart Chat's shown. Know AI also leads on update cadence (weekly vs monthly). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Smart Chat sells 3 in-app purchases, starting at $2.99 per 7 days and Know AI sells 2 in-app purchases, starting at $9.99 per month. Whichever you choose, the download price is not the number that matters.
Smart Chat ships an update monthly, Know AI weekly. The most recent releases landed on November 12, 2026 and November 8, 2026 respectively.
| Parameter | Smart Chat | Know AI |
|---|---|---|
| Price | Free | Free |
| Update frequency | Monthly | Weekly β better |
| Ads | Yes | No β better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 β better |
| Further details β not scored | ||
| Size | 77 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Van Hung Nguyen | DEVNEST (PTY) LTD |
In-app purchases
Smart Chat
- Weekly subscription$2.997 Days
- Monthly subscription$9.991 Month
- Yearly subscription$199.991 Year
Know AI
- Monthly Subscription$9.991 Month
- Yearly Subscription$69.991 Year









