AlgoApp vs ErallMemory
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
ErallMemory
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Flashcards that help you remember what you study. Every day. ErallMemory is a memory system designed to help you retain what you learn, not just review it. • Improve retention with spaced repetition (SRS) • Study in minutes, not hours • Generate flashcards with AI from any topic • Create your own flashcards with text, images, audio, and video • Search the library and import ready-to-study collections • Track your streak and build consistent habits • Set reminders so you never miss a session • Stay focused with a clean, distraction-free interface • Earn certificates when you reach high EMI scores Stop forgetting what you learn. Build knowledge that lasts. Privacy Policy: https://erallcode-static-pages.onrender.com/erallmemory/privacy-en.html Terms of Use: https://erallcode-static-pages.onrender.com/erallmemory/terms-ios-en.html
Screenshots
Verdict
The clearest difference is update cadence: AlgoApp at every 4 days against ErallMemory's every 2 weeks. On price, ads, in-app purchases and device support 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 ErallMemory sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
AlgoApp ships an update every 4 days, ErallMemory every 2 weeks. The most recent releases landed on September 25, 2026 and September 9, 2026 respectively.
| Parameter | AlgoApp | ErallMemory |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (20K ratings) — better | — |
| Positive reviews | 49.8% of reviews | — |
| Number of ratings | 20K — better | — |
| Update frequency | Every 4 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.3 |
| Further details — not scored | ||
| Size | 51 MB | 93 MB |
| Age rating | 12+ | 4+ |
| Developer | AlgoApp Inc | ErallApps Solutions LTDA. |
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
ErallMemory
Not enough reviews yet to summarise bugs or requests.
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
ErallMemory
- Monthly Premium$2.991 Month
- Yearly Premium$14.991 Year








