# Countdown Flow vs CLIMB

The clearest difference is in-app purchases: Countdown Flow at none against CLIMB's 2. Countdown Flow also leads on update cadence (every 2 days vs every 2 months). CLIMB's advantage is iOS requirement (16.2 vs 18.4). On price, ads and device support there is nothing between them.

Both are free to download. CLIMB sells 2 in-app purchases, starting at $4.99 per month. Countdown Flow asks for nothing beyond the download.

Countdown Flow ships an update every 2 days, CLIMB every 2 months. The most recent releases landed on September 20, 2026 and September 5, 2026 respectively.

## The numbers

| Metric | Countdown Flow | CLIMB |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 2 months |
| Size | 1 MB | 98 MB |
| Requires iOS | 18.4 | **16.2** |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Calvin Schumbera](https://appshunter.io/developer/1714469992) | [Emre Aydin](https://appshunter.io/developer/1895303601) |

## What reviewers say

### Countdown Flow

[App page](https://appshunter.io/ios/app/countdown-flow/id6745511538)

**Features:** macOS Compatibility

**In-app purchases:** none


### CLIMB

[App page](https://appshunter.io/ios/app/climb-focus-and-study-tracker/id6763415219)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Climb Premium Monthly | $4.99 | per month |
| Climb Premium Annual | $29.99 | per year |


## Frequently asked questions

### Is Countdown Flow free?

Countdown Flow is free to download, with no in-app purchases.

### Is CLIMB free?

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

### Do Countdown Flow or CLIMB have ads?

Neither Countdown Flow nor CLIMB shows ads.

### Which is updated more often, Countdown Flow or CLIMB?

Countdown Flow ships an update every 2 days, and CLIMB every 2 months. Most recently, Countdown Flow was updated on September 20, 2026 and CLIMB on September 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.*