Sight20 vs MyndGym
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Sight20
This app helps you follow the 20-20-20 rule to reduce eye strain from screen time. It provides reminders so you can focus on your digital tasks while maintaining eye health. Parental controls are also available to monitor screen breaks for children.
- 20-20-20 rule reminders
- Reduces eye strain and fatigue
- Parental Controls
- No account or data collection
- Completely free
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Staring at screens all day causing tired, dry eyes and headaches? Sight20 helps you protect your eyesight and relieve digital eye strain using the proven 20-20-20 rule. THE 20-20-20 RULE Recommended by optometrists and eye health professionals worldwide: Every 20 minutes spent looking at a screen, look at an object at least 20 feet (6 meters) away for 20 seconds. This simple habit gives your ciliary eye muscles time to relax, rehydrates your eyes through natural blinking, and prevents digital eye fatigue. WHY SIGHT20? - SMART BREAK REMINDERS Never lose track of time. Receive gentle notifications when it is time to rest your eyes, even when your phone is locked or you are working in other apps. - FLEXIBLE SCHEDULING MODES Customize how you take breaks: - Continuous: Runs seamlessly while you work until you stop it. - Custom Schedule: Pick active days and work hours (e.g., Monday to Friday, 9:00 AM to 5:00 PM) for automated daily eye care. - Fixed Intervals: Set a cycle count (5, 10, or 20 breaks) to match your study or focus sessions. - PARENTAL CONTROLS & PIN LOCK Encourage healthy screen habits for your kids and students. Lock your reminder schedule with a secure PIN and optionally hide the stop button so eye breaks cannot be dismissed or bypassed. - 100+ EYE & VISION FUN FACTS Discover fascinating insights about human vision, animal eyesight, and optometry trivia during your breaks and right on the home screen. - 100% PRIVATE, FREE & OFFLINE - No accounts, logins, or personal details required - Zero tracking, zero telemetry, zero analytics - No ads or subscriptions - Completely offline: all settings stay locally on your device - THOUGHTFUL & ACCESSIBLE - Full Dark Mode and Light Mode support - English and Spanish language support - Clean, distraction-free design built for daily use WHO IS SIGHT20 FOR? - Professionals working long hours on computer screens - Students studying on iPads, laptops, and smartphones - Gamers, readers, and creatives prone to screen fatigue - Parents protecting their children from prolonged screen exposure Give your eyes the daily care they deserve. Download Sight20 today and make healthy vision habits effortless.
MyndGym
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The MyndGym app makes it very easy for you to manage your MyndGym account, book into our classes and events and keep in touch with us. You can easily message us if you have a question or want to share something with us. You can also follow our public feed to see any announcements we make, promos we run, or content we share.
Screenshots
Verdict
The clearest difference is update cadence: MyndGym at every 2 months against Sight20's every 6 months. 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. Neither carries in-app purchases, so what you see is what you pay.
Sight20 ships an update every 6 months, MyndGym every 2 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.
| Parameter | Sight20 | MyndGym |
|---|---|---|
| Price | Free | Free |
| Rating | 2.0 (1 ratings) — better | — |
| Positive reviews | 0.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 6 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.4 | 15.1 — better |
| Further details — not scored | ||
| Size | 49 MB | 55 MB |
| Age rating | 4+ | 4+ |
| Developer | Rares-Constantin Popa | Momence, Inc. |
In-app purchases
Sight20
No in-app purchases
MyndGym
No in-app purchases









