AlgoApp vs Noji
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AlgoApp
This app helps you learn languages or study for tests using advanced flashcards. It offers automatic translation, text-to-speech, AI-powered PDF conversion, and offline access. Sync your progress across devices and organize your study materials with folders.
- Automatic translation for 120 languages
- Text-to-speech for 39 languages
- AI PDF to flashcard conversion
- Offline study mode
- Cross-device sync
- FSRS spaced repetition algorithm
- Anki deck import
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Learn languages, or study for school and tests, with the most powerful and user-friendly flashcard app. Millions of language-learners and students have studied over 2 billion flashcards with AlgoApp. Ranked #1 Education app in multiple countries world-wide. Featured in the New York Times. Designed by learning experts, including a published neuroscientist. Whether you're learning a language to live somewhere new or just for fun, need to get through med school, or just want to crush your tests, AlgoApp has already done it for over 5 million people. Why AlgoApp? FOR LANGUAGE LEARNERS • Automatic translation. Make vocab flashcards faster by typing words in the language you know, then AlgoApp translates to the language you're learning (or vice versa). Supports 120 languages including Japanese, Chinese, Korean, English, German, French, and more... • Speaks flashcards to you, in dozens of languages (automatic text-to-speech). Supports 39 languages including Japanese, Chinese, Korean, English, German, French, and more... • Automatically generates furigana annotations for kanji, or pinyin annotations for hanzi. FOR STUDENTS • Converts PDFs directly into flashcards using AI. Upload lecture slides and have a full deck of flashcards ready in seconds. • Prompt AI to make flashcards for you based on text and pictures. Turns handwritten notes and diagrams into flash cards for you. • Format your cards with colored text, bulleted lists, underlines, and more (no CSS needed). • Works offline, so you can study and make cards even when you don't have signal. • Syncs automatically with desktop, web app, and your other phones and tablets. So you can make cards on a computer with a full keyboard, then study on your phone. • Natively supports FSRS, the most-advanced spaced repetition algorithm. • Imports Anki decks (.apkg), AlgoApp (.xml) files, or spreadsheets (.csv). • Supports folders and subfolders, to keep your classes organized. • Notifications tell you when it's time to study (opt-in). • Share decks and study with your friends using Study Groups. • No ads. For the most-dedicated students, try AlgoApp Unlimited free for 7 days. Study as much as you want on all your devices. If you want to upgrade to AlgoApp Unlimited, you can either purchase "Unlimited: 1-Year" which is a 1-year auto-renewing subscription, or "Unlimited: Lifetime" which is a one-time purchase. • Unlimited grants you access to unlimited cross-platform multi-device sync, and more.. • If you choose "Unlimited: 1-Year", the subscription will automatically renew, unless auto-renew is turned off at least 24-hours before the end of the current period. Payment will be charged to your Apple Account within 24-hours before the end of the current period (renewal or trial period). • You can manage your subscription and disable auto-renewal by going to your Account Settings after purchase. Terms of Service: https://www.algoapp.ai/terms.html Privacy Policy: https://www.algoapp.ai/privacy.html
Noji
Create and study digital flashcards using an enhanced spaced repetition algorithm to maximize learning. Access a vast library of pre-made decks or collaborate online. Ideal for students, teachers, and language learners.
- Create and study digital flashcards
- Enhanced spaced repetition algorithm
- Customizable card appearance
- 50k pre-made deck library
- Online collaboration
- Web version for cross-device use
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Noji helps you to remember anything! In the app you create and study flashcards. Having been build on an enhanced spaced repetition algorithm, the app helps you to get the maximum out of studying new materials. Millions of people use the app to remember lecture materials, prepare for exams and learn new vocabulary. Noji has a web version that allows you to use the app across all your devices. Powerful features, sleek design, fast performance, online collaboration, all of these help Noji to become an effective study helper. The app will help you to create nice and easy to use digital flashcards and avoid managing a pile of uncategorized physical index cards. Here are the benefits you get from the Noji flashcards app: - Create and study flashcards - Use different customizations to make cards look the way you want - Explore a 50k pre-made deck library How people use Noji: - Students - study lecture materials during the year and prepare for exams. Millions of students get the highest grades by studying index cards using spaced repetition technique. - Teachers - Noji app helps to make a database of knowledge in the format of revision cards and share it with students. - Language learners - flashcards are well known as the best way to study new vocabulary. The huge library helps to find a perfect ready-to-use deck and not to waste time creating your own flashcards. App interface is simple and clear but at the same time, the app is extremely powerful. The app allows you to have thousands of flashcards and makes it easy to manage them. WHAT OUR USERS SAY ABOUT THE NOJI: "Finally, I found the app that I can intuitively use! I don't need to watch tons of videos to understand how to create and learn cards in other srs products. It's so easy here. I'm in love with Noji!" - Jeffrey Houng "I use the app to prepare for the MCAT exam. I can say that it definitely works! " - Matthew Moore "Flashcards is the thing that changed my habits to study Japanese. Using spaced repetition I can study new words and don't forget them in a few weeks as it used to be." - Alysa Tossou The app is fully supported by a professional team. You'll constantly get new features, improvements, and bug fixes. We also love getting personalized feedback, so don't be shy to message us right in the app! We personally answer all messages. Privacy Policy: https://noji.io/privacy-policy/ Terms of Use: https://noji.io/terms-of-use/
Screenshots
Verdict
The clearest difference is ads: AlgoApp at none against Noji's shown. AlgoApp also leads on device support (4 vs 2). Noji's advantage is review sentiment (64% vs 50%). On price, rating, ratings volume and update cadence there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. AlgoApp sells 4 in-app purchases, starting at $9.99 per month and Noji sells 17 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.7 for AlgoApp against 4.6 for Noji. Both are backed by a comparable volume of ratings — 20K and 14K respectively. Written reviews are what separate them: 50% of AlgoApp's written reviews are positive against 64% of Noji's.
AlgoApp ships an update every 4 days, Noji every 8 days. Both last shipped on November 1, 2026.
| Parameter | AlgoApp | Noji |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (20K ratings) — better | 4.6 (14K ratings) |
| Positive reviews | 49.7% of reviews | 64.1% of reviews — better |
| Number of ratings | 20K — better | 14K |
| Update frequency | Every 4 days — better | Every 8 days |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 51 MB | 195 MB |
| Age rating | 12+ | 4+ |
| Developer | AlgoApp Inc | DELIGHTHUB PTE. LTD. |
Customer experience
AlgoApp
Noji
User reviews
AlgoApp
From 20K App Store ratingsWhat we love
- 👍 Efficient flashcard creation and review
- 🚀 Sleek and user-friendly interface
- 💡 Useful AI-powered features
- 🚀 Convenient cross-device syncing
- 👍 Effective spaced repetition algorithm
Room to improve
- 🐛 Frequent glitches and bugs
- 🔒 Lack of transparency around paid features
- 🐛 Syncing and data loss issues
- 🐛 Unreliable audio playback
- 🐛 Confusing and unintuitive UI changes
Noji
From 14K App Store ratingsWhat we love
- 🚀 Efficient spaced repetition
- 👍 User-friendly interface
- 🚀 Convenient cross-device syncing
- 🚀 Helpful for studying and learning
- 🚀 Great for language learning
Room to improve
- 🐛 Occasional bugs and glitches
- 🔒 Lack of offline mode
- 💰 Expensive subscription model
- 🔒 Difficulty canceling subscription
- 🔒 Misleading to use 'Anki' name
Bugs and requests
AlgoApp
Reported bugs
5 issues- Cards disappearing from decks
- Inability to log in or sync across devices
- Formatting issues when copying/pasting text
- Inconsistent behavior when editing cards
- Frequent app crashes and freezes
Requested features
6 requests- Ability to edit/customize downloaded decks
- Option to review cards in creation order
- Customizable daily study limits
- Global search across all decks
- Markdown support and rich text formatting
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- Improved folder/deck organization tools
Noji
Reported bugs
4 issues- Issues with uploading and editing images on cards
- Problems with card review timing and scheduling
- Decks not loading or disappearing
- Connectivity issues and server errors
Requested features
5 requests- Add offline mode
- Improve deck organization and management
- Allow more customization of card layout and formatting
- Implement better syncing and backup options
- Add more language support for text-to-speech
In-app purchases
AlgoApp
- Unlimited: 1-Month$9.991 Month
- AnkiApp Unlimited$24.991 Year
- Unlimited: 1-Year$29.991 Year
- Unlimited: Lifetime$149.99
Noji
- AnkiPro Premium 1 Month1 Month trial$4.991 Month
- Premium Access: 30 Days3 Days trial$4.991 Month
- Premium 1 Month$4.991 Month
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- AnkiPro Premium 1 Month$4.991 Month
- AnkiPro Premium Annual$17.991 Year
- AnkiPro Premium 6 Months$19.996 Months
- Premium Monthly New$19.991 Month
- Premium 1 Month$19.991 Month
- Noji Flashcards - Premium Plan3 Days trial$29.991 Year
- Anki Flashcards - Premium Plan3 Days trial$29.991 Year
- Flashcards Premium3 Days trial$39.991 Year
- Premium - Annual Plan$44.991 Year
- Premium Annual Plan new7 Days trial$89.991 Year
- Premium - Annual Plan14 Days trial$89.991 Year
- Premium - Annual Plan7 Days trial$89.991 Year
- Premium Lifetime$74.99
- AnkiPro Premium Lifetime$74.99





