# Caffeine Clock vs Thinks.

The clearest difference is price: Caffeine Clock at Free against Thinks.'s $2.99. Caffeine Clock also leads on ratings volume (27 vs 1). Thinks.'s advantage is in-app purchases (none vs 2) and rating (5.0 vs 4.7). On ads and iOS requirement there is nothing between them.

Caffeine Clock is free to download; Thinks. costs $2.99 up front. Caffeine Clock sells 2 one-off in-app purchases. Thinks. asks for nothing beyond the download.

Thinks. holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Caffeine Clock has 27 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 80% of Caffeine Clock's written reviews are positive against 100% of Thinks.'s.

## The numbers

| Metric | Caffeine Clock | Thinks. |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| Rating | [4.7 (27 ratings)](https://appshunter.io/ios/app/caffeine-clock-track-caffeine/id6504160396/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/thinks/id6752113320/reviews)** |
| Number of ratings | **27** | 1 |
| Positive reviews | 80.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | — |
| Monetization | **Free** | Paid |
| Size | 121 MB | 24 MB |
| Requires iOS | 16.4 | **15.1** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ANTONIN WINGENDER](https://appshunter.io/developer/1751178342) | [Patrick Reinbold](https://appshunter.io/developer/1838085729) |

## What reviewers say

### Caffeine Clock

[App page](https://appshunter.io/ios/app/caffeine-clock-track-caffeine/id6504160396)

This app helps you track your caffeine intake and understand its impact on your sleep. It models caffeine absorption and half-life to provide a clear view of your current and projected levels, allowing you to plan your consumption for better rest.

**Highlights:** Caffeine absorption and half-life modeling, Real-time caffeine level tracking, Interactive home screen widgets, Sleep-aware insights and bedtime planning, Extensive drink database with custom options, Daily caffeine threshold alerts

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $4.99 | one-time |
| Remove Ads | $9.99 | one-time |


### Thinks.

[App page](https://appshunter.io/ios/app/thinks/id6752113320)

A private journaling app that offers a single daily prompt to encourage honest reflection. It prioritizes user privacy with no accounts, ads, or tracking, storing all data locally on your device. The minimalist design and offline functionality make it easy to use anywhere.

**Highlights:** Single daily prompt, Private by default, No feed or social features, Offline functionality, Simple JSON export, Minimalist UI

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Caffeine Clock free?

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

### Is Thinks. free?

Thinks. costs $2.99, with no in-app purchases.

### Which has better reviews, Caffeine Clock or Thinks.?

Thinks. is rated higher. Caffeine Clock averages 4.7 out of 5 from 27 ratings, while Thinks. averages 5.0 from 1 ratings.

### Do Caffeine Clock or Thinks. have ads?

Neither Caffeine Clock nor Thinks. shows ads.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*