# FightClock Timer vs Stimly

The clearest difference is update cadence: Stimly at every 9 days against FightClock Timer's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. FightClock Timer sells 3 one-off in-app purchases and Stimly sells 2 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

FightClock Timer ships an update every 6 months, Stimly every 9 days. The most recent releases landed on September 29, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | FightClock Timer | Stimly |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 9 days** |
| Size | 64 MB | 58 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Mateusz Zatorski](https://appshunter.io/developer/1818895279) | [Zen Media Mateusz Stys](https://appshunter.io/developer/6772148668) |

## What reviewers say

### FightClock Timer

[App page](https://appshunter.io/ios/app/fightclock-timer/id6746877345)

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Boost | $1.99 | one-time |
| Support | $9.99 | one-time |
| Legend | $99.99 | one-time |


### Stimly

[App page](https://appshunter.io/ios/app/stimly-caffeine-tracker/id6772148666)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stimly Pro Monthly | $4.99 | per month |
| Stimly Pro Yearly | $39.99 | per year |


## Frequently asked questions

### Is FightClock Timer free?

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

### Is Stimly free?

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

### Do FightClock Timer or Stimly have ads?

Neither FightClock Timer nor Stimly shows ads.

### Which is updated more often, FightClock Timer or Stimly?

FightClock Timer ships an update every 6 months, and Stimly every 9 days. Most recently, FightClock Timer was updated on September 29, 2026 and Stimly on October 1, 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.*