Memoriter vs 3 Seconds Memo
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Memoriter
This app helps you remember information by sending timed push notifications based on a forgetting curve. Easily record text or photos and receive reminders to review content, ensuring long-term retention. It offers an intuitive interface and multiple viewing options for efficient learning.
- Spaced repetition notifications
- Text and photo recording
- Lock screen access
- Apple Watch integration
- Categorization by tags
- Q&A flashcard format
- Spartan daily prompt mode
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Save what you want to remember, then review it before it slips away. Memoriter is a lightweight study reminder and memo app for notes, photos, tags, and review notifications. Use it for exam prep, vocabulary, reading notes, work checklists, and everyday ideas. Write a memo, attach an image or screenshot, organize it with tags, and search by text or tag when you need it again. Key features - Create, edit, and archive memos - Add photos and screenshots to notes - Organize study topics with tags - Search memo text and tags together - Set notification time ranges for review - Back up and restore your data Good for - Memorizing vocabulary and key terms - Reviewing class or lecture notes - Keeping reading notes and work reminders - Saving ideas you want to revisit later Memoriter is not a complex learning platform. It is a fast, focused notebook for capturing what matters and turning it into a review habit.
3 Seconds Memo
This app allows for rapid note-taking and idea capture, opening directly to a creation screen. It offers offline functionality, local data storage, and organizational tools like categories and tags. Premium features include ad-free usage, data export, and custom categories.
- Immediate memo creation on launch
- Offline functionality
- Local-only data storage
- Organize with categories and tags
- Attach photos to memos
- Lock Screen widget for quick access
- Export to Markdown and CSV (Premium)
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3-Second Memo is a simple notepad app for quickly writing down and saving ideas, notes, and content ideas the moment they come to mind. ■Concept Instead of complex features, 3-Second Memo focuses on letting you write as quickly and easily as possible. It helps you capture ideas you might otherwise think, “I’ll write it down later,” and use the app casually as your personal idea notebook. ■Features of 3-Second Memo - When you launch the app, the memo creation screen opens immediately. - Works offline. Use it anytime, anywhere, whether on the subway or on a plane. - Your memo content is saved only on your own device. It is never used for AI training or similar purposes. - To improve the app, we collect only usage statistics, such as the number of times memos are written. ■Main Features - Start writing immediately after launching the app - View saved memos in chronological order - Organize memos clearly with categories and tags - Convenient offline access - Attach photos to memos to save visual notes, references, and ideas - View attached photos as an album from the category list page - Add a launch widget to the Lock Screen for quick access to memo creation - Local-only data storage. Your data is not saved on the operator’s servers. ■Premium Benefits - Use the app comfortably without ads - Export to Markdown and CSV for easy integration with AI and other tools - Add custom categories, making it possible to manage notes by projects that suit you, such as “Streaming Ideas” or “Development” - Copy memos by category in bulk, so you can easily move each category into other tools ■Important Notice Before using this app, please review the Terms of Use and Privacy Policy below. Japanese - Terms of Use: https://3s-memo.tea-19.com/ja/terms/ - Privacy Policy: https://3s-memo.tea-19.com/ja/privacy/ English - Terms of Use: https://3s-memo.tea-19.com/en/terms/ - Privacy Policy: https://3s-memo.tea-19.com/en/privacy/
Screenshots
Verdict
The clearest difference is ads: Memoriter at none against 3 Seconds Memo's shown. 3 Seconds Memo's advantage is review sentiment (100% vs 68%) and update cadence (weekly vs every 3 weeks). On price, in-app purchases, monetization model 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. Memoriter sells 2 one-off in-app purchases and 3 Seconds Memo sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.
Memoriter ships an update every 3 weeks, 3 Seconds Memo weekly. The most recent releases landed on October 12, 2026 and October 6, 2026 respectively.
| Parameter | Memoriter | 3 Seconds Memo |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 68.0% of reviews | 100.0% of reviews — better |
| Update frequency | Every 3 weeks | Weekly — better |
| Ads | No — better | Yes |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.6 | 16.4 — better |
| Further details — not scored | ||
| Size | 51 MB | 72 MB |
| Age rating | 4+ | 4+ |
| Developer | QOOQ inc. | Aiju Kawase |
Customer experience
Memoriter
3 Seconds Memo
In-app purchases
Memoriter
- Increase database and Delete Ads$4.99
- Premium$6.99
3 Seconds Memo
- Montly Plan1 Month trial$2.991 Month
- Annual Plan1 Month trial$29.991 Year









