# Atama | Caffeine Focus Tracker vs Clarity

The clearest difference is update cadence: Atama | Caffeine Focus Tracker at every 5 days against Clarity's every 2 weeks. On price, review sentiment, ads and in-app purchases there is nothing between them.

Both are free to download. Atama | Caffeine Focus Tracker sells 6 in-app purchases, starting at $1.99 per month and Clarity sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Atama | Caffeine Focus Tracker ships an update every 5 days, Clarity every 2 weeks. The most recent releases landed on September 17, 2026 and September 11, 2026 respectively.

## The numbers

| Metric | Atama | Caffeine Focus Tracker | Clarity |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/clarity-caffeine-tracker/id6748916921/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 2 weeks |
| Monetization | Free with in-app purchases | Freemium |
| Size | 189 MB | 24 MB |
| Requires iOS | **17.6** | 18.0 |
| Devices | iPhone | iPhone |
| Age rating | 4+ | 17+ |
| Developer | [株式会社オポチュニティ](https://appshunter.io/developer/1740927723) | [Nexus Nexus Ltd](https://appshunter.io/developer/1826114678) |

## What reviewers say

### Atama | Caffeine Focus Tracker

[App page](https://appshunter.io/ios/app/atama-caffeine-focus-tracker/id6496281922)

Optimize your caffeine intake to enhance focus and productivity. This app tracks your consumption, provides timely reminders, and offers ambient soundscapes to help you achieve a flow state. It also helps prevent overconsumption and integrates with Apple Health.

**Highlights:** Automatic caffeine intake calculation, Optimized caffeine timing notifications, Immersive soundscapes for concentration, Daily caffeine intake tracking, Overconsumption alerts, Apple Health integration

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ハイパーフォーカスプラン(月額) | $1.99 | per month |
| ハイパーフォーカスプラン（年額） | $3.99 | per year |
| ハイパーフォーカスプラン(年額) | $6.99 | per year |
| ハイパーフォーカスプラン（永久版） | $5.99 | one-time |
| ハイパーフォーカスプラン(特別オファー) | $9.99 | one-time |
| ハイパーフォーカスプラン(永久版) | $11.99 | one-time |


### 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 |


## Frequently asked questions

### Is Atama | Caffeine Focus Tracker free?

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

### Is Clarity free?

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

### Do Atama | Caffeine Focus Tracker or Clarity have ads?

Neither Atama | Caffeine Focus Tracker nor Clarity shows ads.

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

Atama | Caffeine Focus Tracker ships an update every 5 days, and Clarity every 2 weeks. Most recently, Atama | Caffeine Focus Tracker was updated on September 17, 2026 and Clarity on September 11, 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.*