# Caffeine Tracker vs Unify

The clearest difference is price: Unify at Free against Caffeine Tracker's $4.99. Unify also leads on update cadence (every 3 weeks vs every 6 months). Caffeine Tracker's advantage is in-app purchases (none vs 4). On ads, device support and iOS requirement there is nothing between them.

Unify is free to download; Caffeine Tracker costs $4.99 up front. Unify sells 4 in-app purchases, starting at $1.99 per month. Caffeine Tracker asks for nothing beyond the download.

Caffeine Tracker ships an update every 6 months, Unify every 3 weeks. The most recent releases landed on October 17, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Caffeine Tracker | Unify |
| --- | --- | --- |
| Price | $4.99 | **Free** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 3 weeks** |
| Size | 28 MB | 80 MB |
| Requires iOS | **15.1** | 16 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Apple Watch** |
| Age rating | 4+ | 4+ |
| Developer | [Mobin Akhter](https://appshunter.io/developer/1812505286) | [成都思跃科技有限公司](https://appshunter.io/developer/1155859114) |

## What reviewers say

### Caffeine Tracker

[App page](https://appshunter.io/ios/app/caffeine-tracker-halfcup/id6756392479)

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

**In-app purchases:** none


### Unify

[App page](https://appshunter.io/ios/app/unify-your-storage-helper/id6757589869)

**Features:** Family Sharing, Apple Watch app

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Quarterly Subscription | $4.99 | per 3 months |
| Yearly Subscription | $9.99 | per year |
| Unify Pro Lifetime | $19.99 | one-time |


## Frequently asked questions

### Is Caffeine Tracker free?

Caffeine Tracker costs $4.99, with no in-app purchases.

### Is Unify free?

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

### Do Caffeine Tracker or Unify have ads?

Neither Caffeine Tracker nor Unify shows ads.

### Which is updated more often, Caffeine Tracker or Unify?

Caffeine Tracker ships an update every 6 months, and Unify every 3 weeks. Most recently, Caffeine Tracker was updated on October 17, 2026 and Unify on October 24, 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.*