# Flip Clock vs Relationship Tracker Heart Hub

The clearest difference is price: Flip Clock at Free against Relationship Tracker Heart Hub's $3.99. Flip Clock also leads on iOS requirement (16.1 vs 18.2). Relationship Tracker Heart Hub's advantage is in-app purchases (none vs 2) and update cadence (every 2 days vs every 2 months). On ads and device support there is nothing between them.

Flip Clock is free to download; Relationship Tracker Heart Hub costs $3.99 up front. Flip Clock sells 2 in-app purchases, starting at $3.99 per year. Relationship Tracker Heart Hub asks for nothing beyond the download.

Flip Clock ships an update every 2 months, Relationship Tracker Heart Hub every 2 days. The most recent releases landed on October 13, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Flip Clock | Relationship Tracker Heart Hub |
| --- | --- | --- |
| Price | **Free** | $3.99 |
| Rating | **[5.0 (21 ratings)](https://appshunter.io/ios/app/flip-clock-time-widget/id6739703704/reviews)** | — |
| Number of ratings | **21** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Freemium | — |
| Size | 26 MB | 1 MB |
| Requires iOS | **16.1** | 18.2 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [祎 王](https://appshunter.io/developer/1700568102) | [KIERAN SELF](https://appshunter.io/developer/1822677915) |

## What reviewers say

### Flip Clock

[App page](https://appshunter.io/ios/app/flip-clock-time-widget/id6739703704)

Transform your device into a stylish retro flip clock with modern customization. Enjoy classic animations, adjustable colors, and fonts. Perfect for desks and nightstands, with home screen widgets for quick time checks.

**Highlights:** Authentic retro flip animation, Customizable colors and fonts, Landscape and portrait orientation, Dark and light modes, Home Screen widgets, 12/24 hour format and date display

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Time Widget Pro (1 Year) | $3.99 | per year |
| Time Widget Pro (Lifetime) | $7.99 | one-time |


### Relationship Tracker Heart Hub

[App page](https://appshunter.io/ios/app/relationship-tracker-heart-hub/id6747734160)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Flip Clock free?

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

### Is Relationship Tracker Heart Hub free?

Relationship Tracker Heart Hub costs $3.99, with no in-app purchases.

### Do Flip Clock or Relationship Tracker Heart Hub have ads?

Neither Flip Clock nor Relationship Tracker Heart Hub shows ads.

### Which is updated more often, Flip Clock or Relationship Tracker Heart Hub?

Flip Clock ships an update every 2 months, and Relationship Tracker Heart Hub every 2 days. Most recently, Flip Clock was updated on October 13, 2026 and Relationship Tracker Heart Hub on October 5, 2026.

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