One Page vs Coupy
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
One Page
Record daily events and thoughts on a single, scrollable screen. This straightforward diary app simplifies reviewing past entries and maintaining a consistent writing habit. It's ideal for long-term reflections and tracking personal growth.
- Single-screen diary entries
- Easy review of past records
- Intuitive operation for habit building
- Ideal for yearly reflections
- Long-term record keeping
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One Page - The Ultimate Simple Diary App One Page is a straightforward diary app that lets you record all your entries on a single screen. No need to switch pages; just scroll to view all your records from the past to the present. Key Features: - Record everything on a single screen, eliminating unnecessary page switches. - A design that makes it easy to review past entries. - Simple and intuitive operation, making it easy to maintain the habit of writing a diary. - Perfect for yearly reflections and long-term records. Recommended For: - Those who want to casually record daily events and thoughts. - Those who want an easy way to look back on past experiences. - Those who want to track their long-term growth and changes through a diary. By connecting your daily thoughts and events on a single page, One Page offers a new way to enjoy keeping a diary. Download One Page now and start recording your daily life! Privacy Policy: https://onepage-d124b.web.app/privacy/en/
Coupy
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Coupon Calendar is an iOS app that scans paper and printed coupons with your camera, automatically extracts their contents using on-device AI, and manages them from now until their expiry date — all in one place. ▼ Key features • Scan coupons with the camera or photo library An on-device Vision-Language Model automatically extracts the store name, discount details, and expiry date. • Local notifications before expiry Never let a coupon expire unused. • Calendar view at a glance See which coupons are valid on each day. • Per-store organization Register your favorite stores for quick filtering. ▼ Privacy first • Photos never leave your device • Coupon data is never uploaded to a server, and no account is required • AI processing happens entirely on-device • No advertising SDKs. Only anonymous usage statistics, which you can turn off in Settings ▼ Permissions • Camera: to photograph coupons (processed on-device only) • Photo Library: to import existing photos (processed on-device only) • Notifications: to remind you before coupons expire ▼ Notes • Initial download is large because the AI model is bundled (Wi-Fi recommended) • You can manually correct the extracted result before saving • Inference time depends on device performance (A17 Pro or later recommended) Perfect for anyone who wants to manage paper coupons safely, privately, and without missing an expiry date.
Screenshots
Verdict
The clearest difference is update cadence: One Page at every 2 days against Coupy's every 2 weeks. One Page also leads on device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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. Neither carries in-app purchases, so what you see is what you pay.
One Page ships an update every 2 days, Coupy every 2 weeks. The most recent releases landed on October 14, 2026 and October 7, 2026 respectively.
| Parameter | One Page | Coupy |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (3 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 2 days — better | Every 2 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 33 MB | 1.6 GB |
| Age rating | 4+ | 9+ |
| Developer | Ryota Kobayashi | Fumiya Tanaka |
In-app purchases
One Page
No in-app purchases
Coupy
No in-app purchases









