# ColorTimer vs Heart Zoo

The clearest difference is update cadence: Heart Zoo at every 3 days against ColorTimer's every 6 weeks. ColorTimer's advantage is iOS requirement (16.0 vs 26.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. ColorTimer sells 3 one-off in-app purchases and Heart Zoo sells 3 in-app purchases, starting at $0.99 per month. Whichever you choose, the download price is not the number that matters.

On the App Store both sit at effectively the same score — 5.0 for ColorTimer against 5.0 for Heart Zoo. Both are backed by a comparable volume of ratings — 1 and 1 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

ColorTimer ships an update every 6 weeks, Heart Zoo every 3 days. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | ColorTimer | Heart Zoo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/colortimer-fullscreen-timer/id6449140713/reviews) | [5.0 (1 ratings)](https://appshunter.io/ios/app/heart-zoo-mood-journal/id6757285713/reviews) |
| Number of ratings | 1 | 1 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 weeks | **Every 3 days** |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Size | 48 MB | 21 MB |
| Requires iOS | **16.0** | 26.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [仲辉 黄](https://appshunter.io/developer/1687783590) | [小祯 汪](https://appshunter.io/developer/1164848834) |

## What reviewers say

### ColorTimer

[App page](https://appshunter.io/ios/app/colortimer-fullscreen-timer/id6449140713)

This app offers a visually engaging countdown timer with customizable themes, animations, and lock screen functionality. Personalize your timing experience with various cartoon-style floating island designs and unique hourglass appearances.

**Highlights:** Personalized countdowns, Multiple clock themes, Cartoon floating island themes, Dynamic floating island animation, Lock screen timing, Widget support

**Features:** Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 特惠会员 | $0.99 | one-time |
| Unlock all themes | $1.99 | one-time |
| 永久会员 | $2.99 | one-time |


### Heart Zoo

[App page](https://appshunter.io/ios/app/heart-zoo-mood-journal/id6757285713)

Express your feelings in letters to virtual animal friends who offer personalized, understanding responses. Track your emotional patterns with visualizations and revisit past entries in a private, calming sanctuary.

**Highlights:** Write letters to 7 unique animal personalities, Receive personalized AI-driven replies, Track emotional patterns with visualizations, Time capsule for revisiting past entries, Judgment-free emotional sanctuary, Calming and beautiful interface

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Guardian Pass | $0.99 | per month |
| Guardian Pass Semi-Yearly | $3.99 | per 6 months |
| Guardian Pass | $7.99 | per year |


## Frequently asked questions

### Is ColorTimer free?

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

### Is Heart Zoo free?

Heart Zoo is free to download, with in-app purchases available.

### Which has better reviews, ColorTimer or Heart Zoo?

ColorTimer and Heart Zoo are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.

### Do ColorTimer or Heart Zoo have ads?

Neither ColorTimer nor Heart Zoo shows ads.

### Which is updated more often, ColorTimer or Heart Zoo?

ColorTimer ships an update every 6 weeks, and Heart Zoo every 3 days. Most recently, ColorTimer was updated on October 24, 2026 and Heart Zoo on October 25, 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.*