# Caffeine Flow vs CoffeeMeter

The clearest difference is in-app purchases: Caffeine Flow at none against CoffeeMeter's 1. CoffeeMeter's advantage is ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. CoffeeMeter sells 1 in-app purchase, starting at $24.99 per year. Caffeine Flow asks for nothing beyond the download.

Caffeine Flow ships an update fortnightly, CoffeeMeter every 3 weeks. The most recent releases landed on September 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Caffeine Flow | CoffeeMeter |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 86 MB | 56 MB |
| Requires iOS | **15.0** | 16.4 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Chinipy](https://appshunter.io/developer/1829955713) | [Theorics Limited](https://appshunter.io/developer/1790044061) |

## What reviewers say

### Caffeine Flow

[App page](https://appshunter.io/ios/app/caffeine-flow-sleep-tracker/id6759970536)

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

**In-app purchases:** none


### CoffeeMeter

[App page](https://appshunter.io/ios/app/coffeemeter-caffeine-tracker/id6766194334)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cafein Pro | $24.99 | per year |


## Frequently asked questions

### Is Caffeine Flow free?

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

### Is CoffeeMeter free?

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

### Do Caffeine Flow or CoffeeMeter have ads?

Caffeine Flow shows ads; CoffeeMeter does not.

### Which is updated more often, Caffeine Flow or CoffeeMeter?

Caffeine Flow ships an update fortnightly, and CoffeeMeter every 3 weeks. Most recently, Caffeine Flow was updated on September 25, 2026 and CoffeeMeter on October 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.*