# Caffinity vs Curfew

The clearest difference is in-app purchases: Caffinity at none against Curfew's 2. Curfew's advantage is update cadence (every 2 weeks vs every 2 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Curfew sells 2 in-app purchases, starting at $3.99 per month. Caffinity asks for nothing beyond the download.

Caffinity ships an update every 2 months, Curfew every 2 weeks. The most recent releases landed on October 25, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Caffinity | Curfew |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 weeks** |
| Size | 60 MB | 14 MB |
| Requires iOS | **16.0** | 16.6 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Muhammad Atif](https://appshunter.io/developer/1893629394) | [Ana Escorcio](https://appshunter.io/developer/1860111525) |

## What reviewers say

### Caffinity

[App page](https://appshunter.io/ios/app/caffinity-caffeine-tracker/id6770263224)

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

**In-app purchases:** none


### Curfew

[App page](https://appshunter.io/ios/app/curfew-caffeine-tracker/id6779125423)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Curfew Pro Monthly | $3.99 | per month |
| Curfew Pro Yearly | $29.99 | per year |


## Frequently asked questions

### Is Caffinity free?

Caffinity is free to download, with no in-app purchases.

### Is Curfew free?

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

### Do Caffinity or Curfew have ads?

Neither Caffinity nor Curfew shows ads.

### Which is updated more often, Caffinity or Curfew?

Caffinity ships an update every 2 months, and Curfew every 2 weeks. Most recently, Caffinity was updated on October 25, 2026 and Curfew on October 18, 2026.

---

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