# Caff Conscious vs Stimly

The clearest difference is device support: Caff Conscious at 3 against Stimly's 1. Stimly's advantage is iOS requirement (16.4 vs 18.0). On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Caff Conscious sells 3 in-app purchases, starting at $1.99 per month and Stimly sells 3 in-app purchases, starting at $4.99 per month. Whichever you choose, the download price is not the number that matters.

Caff Conscious ships an update every 6 days, Stimly every 11 days. The most recent releases landed on October 30, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Caff Conscious | Stimly |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (14 ratings)](https://appshunter.io/ios/app/caff-conscious-caffeine-log/id6756852441/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 11 days |
| Monetization | Freemium | — |
| Size | 81 MB | 62 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Stewart Boling](https://appshunter.io/developer/1537266784) | [Zen Media Mateusz Stys](https://appshunter.io/developer/6772148668) |

## What reviewers say

### Caff Conscious

[App page](https://appshunter.io/ios/app/caff-conscious-caffeine-log/id6756852441)

Track your caffeine intake and understand its effects on your body. This app estimates your current caffeine levels, predicts when it will clear your system, and helps you manage your intake to improve sleep.

**Highlights:** Log all types of caffeinated beverages, Estimate current caffeine levels, Predict caffeine clearance time, Integrate with Apple Health, Home Screen widgets for quick logging, Apple Watch support

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Caff Conscious Pro - Monthly | $1.99 | per month |
| Caff Conscious Pro - Yearly | $14.99 | per year |
| Caff Conscious Pro - Lifetime | $39.99 | one-time |


### Stimly

[App page](https://appshunter.io/ios/app/stimly-caffeine-tracker/id6772148666)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Stimly Pro Monthly | $4.99 | per month |
| Stimly Pro Yearly | $39.99 | per year |
| Stimly Pro Lifetime | $29.99 | one-time |


## Frequently asked questions

### Is Caff Conscious free?

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

### Is Stimly free?

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

### Do Caff Conscious or Stimly have ads?

Neither Caff Conscious nor Stimly shows ads.

### Which is updated more often, Caff Conscious or Stimly?

Caff Conscious ships an update every 6 days, and Stimly every 11 days. Most recently, Caff Conscious was updated on October 30, 2026 and Stimly on November 5, 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.*