# Smart Brush Timer vs Simple Caffeine Tracker

The clearest difference is update cadence: Simple Caffeine Tracker at every 2 days against Smart Brush Timer's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Smart Brush Timer ships an update every 2 months, Simple Caffeine Tracker every 2 days. The most recent releases landed on October 6, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Smart Brush Timer | Simple Caffeine Tracker |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Size | 32 MB | 26 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Shintae Park](https://appshunter.io/developer/1829258738) | [Waffle Software](https://appshunter.io/developer/1846832915) |

## What reviewers say

### Smart Brush Timer

[App page](https://appshunter.io/ios/app/smart-brush-timer/id6752644788)

**Features:** macOS Compatibility

**In-app purchases:** none


### Simple Caffeine Tracker

[App page](https://appshunter.io/ios/app/simple-caffeine-tracker/id6758615552)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Smart Brush Timer free?

Smart Brush Timer is free to download, with no in-app purchases.

### Is Simple Caffeine Tracker free?

Simple Caffeine Tracker is free to download, with no in-app purchases.

### Do Smart Brush Timer or Simple Caffeine Tracker have ads?

Neither Smart Brush Timer nor Simple Caffeine Tracker shows ads.

### Which is updated more often, Smart Brush Timer or Simple Caffeine Tracker?

Smart Brush Timer ships an update every 2 months, and Simple Caffeine Tracker every 2 days. Most recently, Smart Brush Timer was updated on October 6, 2026 and Simple Caffeine Tracker on October 13, 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.*