GeminusEye vs Yonder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
GeminusEye
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GeminusEye helps you take regular eye breaks on iPhone using the simple 20-20-20 habit: after focused screen time, look away briefly and give your eyes a reset. With Screen Time permission, GeminusEye can pause the apps, categories, or websites you choose during an eye break. It is designed for personal self-management, not monitoring, parental control, or medical advice. Key Features: - 20-20-20 eye break flow - Pause selected apps during breaks with Screen Time - Choose specific apps, categories, or websites - Adjustable work interval and break duration - Manual break button anytime - Local break status and today's pause stats - Recovery paths to release paused apps after a break - English and Simplified Chinese support - Privacy-first: no account, no analytics, no ads Privacy: GeminusEye stores only local settings, break state, recent break events, and Apple-provided opaque Screen Time selection tokens. It does not store selected app names, website names, browsing history, Screen Time reports, or usage reports. Data is not uploaded to a server. GeminusEye is a habit reminder app. It does not provide medical diagnosis, treatment, medical advice, or vision improvement claims.
Yonder
This app helps you establish a healthy eye-care habit by timing screen breaks. It provides customizable reminders and alerts to ensure you rest your eyes regularly, promoting digital well-being.
- Automated 20-20-20 rule timing
- Customizable work and break durations
- Persistent alarm notifications (iOS 26+)
- Lock Screen and Dynamic Island progress
- Standalone iPhone functionality
- Optional Apple Watch integration
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Yonder — turn the 20-20-20 eye break habit into something you don't have to track yourself Staring at screens for long stretches tires your eyes. The 20-20-20 rule is a widely mentioned habit: after focusing for a while, look at something about 20 feet (6 meters) away for about 20 seconds. Yonder turns that habit into a simple tool that keeps time for you. · Start a work cycle — you'll get a clear, hard-to-miss reminder when it's time to look away · After the reminder, a short gaze break follows, ending with a gentle sound and haptic cue · When the break ends you get an alert to come back; the moment you confirm it, a full-length work cycle starts timing from that instant · On iOS 26 or later, with the Alarms permission granted, reminders use an AlarmKit persistent alert that keeps going until you stop it by hand — harder to miss than a regular notification. On iOS 18 through 25 the framework does not exist (the app supports iOS 18.0 and up), and the same applies if the permission isn't granted: reminders automatically fall back to a standard notification that fires once, and the core cycle still works · No Apple Watch required — the full flow works standalone on iPhone. Pair a Watch for coordinated two-device reminders; which device actually presents the alert is decided by the system · Lock Screen and Dynamic Island show your current progress without opening the app Core reminders are free and ad-free: the standard 20-minute work / 20-second gaze-break cycle and the default alert cost nothing, and they are never weakened just because you haven't paid. Pro is a one-time purchase (not a subscription, and it doesn't auto-renew) that unlocks four settings — custom work duration, custom gaze-break duration, alert tone selection, and custom snooze duration — so you can tune the rhythm to fit you. Whether a reminder actually goes off on time depends on your system version, your notification and Alarms permissions, the state of your device, and system settings such as Silent Mode and Focus. The app does not promise that every reminder will sound, and it does not force its way through Silent Mode or Focus. Yonder is a screen-break timer. It does not provide medical diagnosis or treatment, and it cannot prevent or cure any eye condition; if your eyes keep bothering you, please see a professional. No account, no data upload, no server — all cycle state and personalization settings stay on your device only.
Screenshots
Verdict
The clearest difference is in-app purchases: GeminusEye at none against Yonder's 1. On price, ads, device support 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. Yonder sells 1 one-off in-app purchase. GeminusEye asks for nothing beyond the download.
| Parameter | GeminusEye | Yonder |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | — | Every 2 days |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | — | Free with in-app purchases |
| Devices | iPhone, Mac | iPhone, Apple Watch |
| Requires iOS | 17.6 — better | 18.0 |
| Further details — not scored | ||
| Size | 6 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | 永刚 肖 | 伟斌 杨 |
In-app purchases
GeminusEye
No in-app purchases
Yonder
- Yonder Pro (One-time)$3.99









