# Astrocat vs Decaf AI

The clearest difference is in-app purchases: Astrocat at none against Decaf AI's 4. Decaf AI's advantage is rating (5.0 vs 4.7) and update cadence (every 6 weeks vs every 4 months). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. Decaf AI sells 4 in-app purchases, starting at $9.99 per 7 days. Astrocat asks for nothing beyond the download.

Decaf AI holds the better App Store score, 5.0 against 4.7. Both are backed by a comparable volume of ratings — 3 and 8 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Astrocat ships an update every 4 months, Decaf AI every 6 weeks. The most recent releases landed on June 1, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Astrocat | Decaf AI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (3 ratings)](https://appshunter.io/ios/app/astrocat-coffee-tracker/id6446025340/reviews) | **[5.0 (8 ratings)](https://appshunter.io/ios/app/decaf-ai-caffeine-tracker/id6738422784/reviews)** |
| Number of ratings | 3 | **8** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 4 MB | 63 MB |
| Requires iOS | 16.0 | **13.4** |
| Devices | iPhone, Apple Watch | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [David Pfluegl](https://appshunter.io/developer/1656413518) | [Fearless Health LLC](https://appshunter.io/developer/1780780545) |

## What reviewers say

### Astrocat

[App page](https://appshunter.io/ios/app/astrocat-coffee-tracker/id6446025340)

Monitor your daily caffeine consumption to improve sleep quality and energy levels. Understand the impact of various beverages on your system and maintain focus without negative side effects.

**Highlights:** Track caffeine intake, Monitor energy levels, Improve sleep quality, Calculate caffeine in system, View caffeine content of popular drinks, Understand caffeine half-life

**In-app purchases:** none


### Decaf AI

[App page](https://appshunter.io/ios/app/decaf-ai-caffeine-tracker/id6738422784)

This app helps you break free from caffeine dependence with a personalized, science-backed program. Track your intake, receive guidance, and improve sleep and energy levels for a healthier lifestyle.

**Highlights:** Personalized caffeine reduction plan, Log caffeine intake with photos, Progress tracking and insights, Guidance to quit caffeine, Improve sleep and reduce stress, Science-backed program

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Decaf Pro | $9.99 | per 7 days |
| Decaf Pro | $29.99 | per year |
| Decaf Pro | $49.99 | per year |
| Decaf Pro | $49.99 | per year |


## Frequently asked questions

### Is Astrocat free?

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

### Is Decaf AI free?

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

### Which has better reviews, Astrocat or Decaf AI?

Decaf AI is rated higher. Astrocat averages 4.7 out of 5 from 3 ratings, while Decaf AI averages 5.0 from 8 ratings.

### Do Astrocat or Decaf AI have ads?

Neither Astrocat nor Decaf AI shows ads.

### Which is updated more often, Astrocat or Decaf AI?

Astrocat ships an update every 4 months, and Decaf AI every 6 weeks. Most recently, Astrocat was updated on June 1, 2026 and Decaf AI on September 10, 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.*