# Caffeine Clock vs NOCAF

The clearest difference is rating: Caffeine Clock at 4.7 against NOCAF's 3.9. Caffeine Clock also leads on monetization model (free vs freemium) and review sentiment (80% vs 71%). NOCAF's advantage is device support (3 vs 1) and iOS requirement (12.0 vs 16.4). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Caffeine Clock sells 2 one-off in-app purchases and NOCAF sells 3 in-app purchases, starting at $1.99 per 7 days. Whichever you choose, the download price is not the number that matters.

Caffeine Clock holds the better App Store score, 4.7 against 3.9. Both are backed by a comparable volume of ratings — 24 and 7 respectively. Written reviews point the same way: 80% of Caffeine Clock's written reviews are positive against 71% of NOCAF's.

Caffeine Clock ships an update weekly, NOCAF every 9 days. The most recent releases landed on September 16, 2026 and September 14, 2026 respectively.

## The numbers

| Metric | Caffeine Clock | NOCAF |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (24 ratings)](https://appshunter.io/ios/app/caffeine-clock-track-caffeine/id6504160396/reviews)** | [3.9 (7 ratings)](https://appshunter.io/ios/app/nocaf/id6740136641/reviews) |
| Number of ratings | **24** | 7 |
| Positive reviews | **80.0% of reviews** | 71.4% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 9 days |
| Monetization | **Free** | Freemium |
| Size | 122 MB | 77 MB |
| Requires iOS | 16.4 | **12.0** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ANTONIN WINGENDER](https://appshunter.io/developer/1751178342) | [Rachit Agarwal](https://appshunter.io/developer/1750646094) |

## 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 |


### NOCAF

[App page](https://appshunter.io/ios/app/nocaf/id6740136641)

This app guides users on a 90-day journey to break free from caffeine. It offers brain rewiring tracking, milestone achievements, daily challenges, guided meditations, and an educational library to support a caffeine-free lifestyle.

**Highlights:** 90-day brain rewiring journey, Milestone and achievement tracking, 28-day healthy habit challenges, Guided meditation and breathing exercises, Comprehensive education library, Streak tracking with edit capabilities, Money saved calculator

**Features:** macOS Compatibility

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Weekly | $1.99 | per 7 days |
| Monthly | $3.99 | per month |
| Unlimited (1 Year) | $59.99 | per year |


## Frequently asked questions

### Is Caffeine Clock free?

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

### Is NOCAF free?

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

### Which has better reviews, Caffeine Clock or NOCAF?

Caffeine Clock is rated higher. Caffeine Clock averages 4.7 out of 5 from 24 ratings, while NOCAF averages 3.9 from 7 ratings.

### Do Caffeine Clock or NOCAF have ads?

Neither Caffeine Clock nor NOCAF shows ads.

### Which is updated more often, Caffeine Clock or NOCAF?

Caffeine Clock ships an update weekly, and NOCAF every 9 days. Most recently, Caffeine Clock was updated on September 16, 2026 and NOCAF on September 14, 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.*