1byone Relief vs Flip Clock
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
1byone Relief
This application works with a specific hardware device to manage TENS therapy. It allows users to control vibration frequencies and track treatment data for pain relief.
- Control vibration frequency
- Record treatment data
- Manage TENS therapy device
- Pain relief tracking
- Hardware integration
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1byone Relief is an app control hardware device, it is combined with 1byone Electronic TENS Therapy Pain Relief Kit to regulate frequency vibration and record the treatment data. 1byone Relief, happy and healthy!
Flip Clock
Transform your device into a beautiful, distraction-free desk clock. This app offers a fullscreen flip clock experience with smooth animations, customizable themes, and built-in focus tools like Pomodoro timers. It's designed for deep concentration and quiet productivity, working fully offline without ads or tracking.
- Fullscreen flip clock with realistic animations
- Built-in Pomodoro timer (Focus/Break/Cycles)
- Customizable themes and clock styles
- Screen stays awake for desk use
- Works fully offline
- Subtle haptic feedback
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▶ Flip Clock – Zen Focus Timer A premium flip clock designed for deep focus and quiet productivity. Turn your device into a beautiful desk clock and take control of your time — with a premium focus experience. ▶ Core Experience ▷ Fullscreen flip clock with smooth, realistic animations ▷ Large, clear time display ▷ 12h / 24h format support ▷ Quick and simple alarm setup ▶ Focus & Pomodoro ▷ Quick countdown or custom timer ▷ Built-in Pomodoro (Focus / Break / Cycles) ▷ Seamlessly resume sessions when reopening the app ▶ Designed for Focus ▷ Keep the screen awake for desk use ▷ Auto-hide UI for a clean, distraction-free look ▷ Subtle haptic feedback for key actions ▶ Sound & Atmosphere ▷ Optional sounds with multiple styles: • Soft Flip • Mechanical • Studio Chime ▶ Personalization ▷ Carefully crafted themes: • Midnight, Light, Paper, Amber, Studio • Ember, Solar, Lime, Ocean ▷ Multiple clock styles and fonts ▷ Optional date display ▶ Privacy by Design ▷ Works fully offline ▷ No ads. No tracking. No analytics ▷ Your data stays on your device ▶ Made for Calm Focus ▷ Flip Clock – Zen Focus Timer is designed for quiet, intentional use ▷ No ads — just a premium focus experience
Screenshots
Verdict
The clearest difference is review sentiment: Flip Clock at 100% against 1byone Relief's 25%. Flip Clock also leads on rating (5.0 vs 3.3) and update cadence (every 3 days vs every 5 weeks). 1byone Relief's advantage is in-app purchases (none vs 1) and iOS requirement (8.0 vs 16.0). On price, ratings volume, ads 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. Flip Clock sells 1 one-off in-app purchase. 1byone Relief asks for nothing beyond the download.
Flip Clock holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 3 and 3 respectively. Written reviews point the same way: 25% of 1byone Relief's written reviews are positive against 100% of Flip Clock's.
1byone Relief ships an update every 5 weeks, Flip Clock every 3 days. The most recent releases landed on October 24, 2026 and October 7, 2026 respectively.
| Parameter | 1byone Relief | Flip Clock |
|---|---|---|
| Price | Free | Free |
| Rating | 3.3 (3 ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 25.0% of reviews | 100.0% of reviews — better |
| Number of ratings | 3 | 3 |
| Update frequency | Every 5 weeks | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 8.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 6 MB | 9 MB |
| Age rating | 12+ | 4+ |
| Developer | JKH HEALTH CO., LTD. | Hai Nam Trinh |
Customer experience
1byone Relief
Flip Clock
In-app purchases
1byone Relief
No in-app purchases
Flip Clock
- Unlock Premium$1.99
