# Clarity vs Caffeine Tracker

The clearest difference is iOS requirement: Caffeine Tracker at 16.4 against Clarity's 18.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Clarity sells 2 in-app purchases, starting at $2.99 per month and Caffeine Tracker sells 3 in-app purchases, starting at $3.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Clarity ships an update every 2 weeks, Caffeine Tracker weekly. The most recent releases landed on October 16, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Clarity | Caffeine Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/clarity-caffeine-tracker/id6748916921/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Weekly** |
| Monetization | Freemium | — |
| Size | 25 MB | 79 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 17+ | 4+ |
| Developer | [Nexus Nexus](https://appshunter.io/developer/1826114678) | [EMIR YAVCIN](https://appshunter.io/developer/1887524872) |

## What reviewers say

### Clarity

[App page](https://appshunter.io/ios/app/clarity-caffeine-tracker/id6748916921)

This app helps you understand the impact of caffeine on your sleep, energy, and focus. Log your intake quickly and visualize how caffeine's half-life affects your daily cycles and nighttime rest.

**Highlights:** Fast caffeine logging, Caffeine half-life tracking, Sleep and recovery insights, Focus and energy analysis, Daily and weekly insights

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Clarity Plus - Monthly | $2.99 | per month |
| Clarity Plus - Yearly | $19.99 | per year |


### Caffeine Tracker

[App page](https://appshunter.io/ios/app/caffeine-tracker-coffy/id6795906868)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Weekly | $3.99 | per 7 days |
| Premium Yearly | $24.99 | per year |
| Lifetime Premium | $39.99 | one-time |


## Frequently asked questions

### Is Clarity free?

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

### Is Caffeine Tracker free?

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

### Do Clarity or Caffeine Tracker have ads?

Neither Clarity nor Caffeine Tracker shows ads.

### Which is updated more often, Clarity or Caffeine Tracker?

Clarity ships an update every 2 weeks, and Caffeine Tracker weekly. Most recently, Clarity was updated on October 16, 2026 and Caffeine Tracker on October 29, 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.*