# Rainbow Countdown vs Countdown Days

The clearest difference is price: Countdown Days at Free against Rainbow Countdown's $0.99. Rainbow Countdown's advantage is iOS requirement (10.3 vs 18.6). On update cadence, ads, in-app purchases and device support there is nothing between them.

Countdown Days is free to download; Rainbow Countdown costs $0.99 up front. Rainbow Countdown sells 3 one-off in-app purchases and Countdown Days sells 3 in-app purchases, starting at $2.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Rainbow Countdown ships an update every 3 weeks, Countdown Days fortnightly. The most recent releases landed on September 8, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | Rainbow Countdown | Countdown Days |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | **[4.3 (13 ratings)](https://appshunter.io/ios/app/rainbow-countdown/id1436797708/reviews)** | — |
| Number of ratings | **13** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | Yes |
| Update frequency | Every 3 weeks | **Fortnightly** |
| Monetization | Free with in-app purchases | — |
| Size | 46 MB | 14 MB |
| Requires iOS | **10.3** | 18.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 9+ |
| Developer | [希 陈](https://appshunter.io/developer/1353019342) | [APP TEAM](https://appshunter.io/developer/1892958531) |

## What reviewers say

### Rainbow Countdown

[App page](https://appshunter.io/ios/app/rainbow-countdown/id1436797708)

This app helps you manage your time with a visually appealing and minimalist countdown tool. It offers quick actions for managing events, secure encryption, and customizable reminders to make the most of your fragmented time.

**Highlights:** Quick delete and edit gestures, 3DTouch one-click countdown, FaceID encryption, Dropdown shortcut for new countdowns, Local notification reminders, Multiple notification ringtones, Background countdown support

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 请彩虹倒计时的作者喝一杯饮料 | $0.99 | one-time |
| 请彩虹倒计时的作者吃一个老冰棍 | $0.99 | one-time |
| 彩虹倒计时去广告 | $0.99 | one-time |


### Countdown Days

[App page](https://appshunter.io/ios/app/countdown-days-event-timer/id6773258156)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $2.99 | per 7 days |
| Monthly | $6.99 | per month |
| Yearly | $39.99 | per year |


## Frequently asked questions

### Is Rainbow Countdown free?

Rainbow Countdown costs $0.99, and also offers in-app purchases.

### Is Countdown Days free?

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

### Do Rainbow Countdown or Countdown Days have ads?

Both Rainbow Countdown and Countdown Days show ads.

### Which is updated more often, Rainbow Countdown or Countdown Days?

Rainbow Countdown ships an update every 3 weeks, and Countdown Days fortnightly. Most recently, Rainbow Countdown was updated on September 8, 2026 and Countdown Days on September 24, 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.*