# Caffeine Tracker vs Hapsmiths

The clearest difference is in-app purchases: Hapsmiths at none against Caffeine Tracker's 2. Hapsmiths also leads on device support (3 vs 1) and iOS requirement (15.6 vs 26.1). On price, update cadence and ads there is nothing between them.

Both are free to download. Caffeine Tracker sells 2 in-app purchases, starting at $4.99 per year. Hapsmiths asks for nothing beyond the download.

Caffeine Tracker ships an update every 8 days, Hapsmiths every 6 days. The most recent releases landed on October 15, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Caffeine Tracker | Hapsmiths |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/caffeine-tracker-doppio/id6758040507/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 6 days** |
| Monetization | Freemium | — |
| Size | 20 MB | 94 MB |
| Requires iOS | 26.1 | **15.6** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [MOBILE CODING FACTORY DOO](https://appshunter.io/developer/1590013609) | [POSITIVITREE HEALTHCARE PRIVATE LIMITED](https://appshunter.io/developer/1885490097) |

## What reviewers say

### Caffeine Tracker

[App page](https://appshunter.io/ios/app/caffeine-tracker-doppio/id6758040507)

This app helps you track your caffeine intake and understand its impact on your sleep. It provides personalized insights into your caffeine metabolism, allowing you to build better habits and brew coffee like a pro. Syncs with Apple Health for comprehensive sleep analysis.

**Highlights:** Log caffeine intake with custom drinks, Personalized metabolism curve and half-life, Caffeine level forecasts, Sleep rating and efficiency tracking, Brewing calculator and timer, Apple Health integration, Detox planner

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Doppio Pro Yearly | $4.99 | per year |
| Doppio Lifetime | $12.99 | one-time |


### Hapsmiths

[App page](https://appshunter.io/ios/app/hapsmiths/id6760646664)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Caffeine Tracker free?

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

### Is Hapsmiths free?

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

### Do Caffeine Tracker or Hapsmiths have ads?

Neither Caffeine Tracker nor Hapsmiths shows ads.

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

Caffeine Tracker ships an update every 8 days, and Hapsmiths every 6 days. Most recently, Caffeine Tracker was updated on October 15, 2026 and Hapsmiths on October 16, 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.*