# 1byone Relief vs Flip Clock

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.

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.

## The numbers

| Metric | 1byone Relief | Flip Clock |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.3 (3 ratings)](https://appshunter.io/ios/app/1byone-relief/id1237553153/reviews) | **[5.0 (3 ratings)](https://appshunter.io/ios/app/flip-clock-zen-focus-timer/id6762340795/reviews)** |
| Number of ratings | 3 | 3 |
| Positive reviews | 25.0% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 5 weeks | **Every 3 days** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 6 MB | 9 MB |
| Requires iOS | **8.0** | 16.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [JKH HEALTH CO., LTD.](https://appshunter.io/developer/1460435216) | [Hai Nam Trinh](https://appshunter.io/developer/1139152400) |

## What reviewers say

### 1byone Relief

[App page](https://appshunter.io/ios/app/1byone-relief/id1237553153)

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.

**Highlights:** Control vibration frequency, Record treatment data, Manage TENS therapy device, Pain relief tracking, Hardware integration

**Features:** macOS Compatibility

**In-app purchases:** none


### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-zen-focus-timer/id6762340795)

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.

**Highlights:** 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

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlock Premium | $1.99 | one-time |


## Frequently asked questions

### Is 1byone Relief free?

1byone Relief is free to download, with no in-app purchases.

### Is Flip Clock free?

Flip Clock is free to download, with in-app purchases available.

### Which has better reviews, 1byone Relief or Flip Clock?

Flip Clock is rated higher. 1byone Relief averages 3.3 out of 5 from 3 ratings, while Flip Clock averages 5.0 from 3 ratings.

### Do 1byone Relief or Flip Clock have ads?

Neither 1byone Relief nor Flip Clock shows ads.

### Which is updated more often, 1byone Relief or Flip Clock?

1byone Relief ships an update every 5 weeks, and Flip Clock every 3 days. Most recently, 1byone Relief was updated on October 24, 2026 and Flip Clock on October 7, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*