# Circa vs muttlog

The clearest difference is in-app purchases: Circa at none against muttlog's 2. muttlog's advantage is update cadence (every 6 days vs every 3 weeks) and iOS requirement (15.1 vs 18.0). On price, rating, review sentiment and ratings volume there is nothing between them.

Both are free to download. muttlog sells 2 in-app purchases, starting at $1.99 per month. Circa asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Circa against 5.0 for muttlog. Both are backed by a comparable volume of ratings — 2 and 3 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

Circa ships an update every 3 weeks, muttlog every 6 days. The most recent releases landed on October 17, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Circa | muttlog |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/circa-sleep-and-bedtime-routine/id6761396508/reviews) | [5.0 (3 ratings)](https://appshunter.io/ios/app/muttlog/id6792225486/reviews) |
| Number of ratings | 2 | **3** |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 6 days** |
| Monetization | **Free** | Freemium |
| Size | 11 MB | 48 MB |
| Requires iOS | 18.0 | **15.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [jean-baptiste delcros](https://appshunter.io/developer/1727119809) | [Peter Williams](https://appshunter.io/developer/6780789656) |

## What reviewers say

### Circa

[App page](https://appshunter.io/ios/app/circa-sleep-and-bedtime-routine/id6761396508)

Build a calmer bedtime routine and understand your sleep patterns with private insights from Apple Health. Plan daily habits, reduce digital distractions before bed, and track sleep trends securely on your device.

**Highlights:** Personalized daily routines, Digital distraction blocking, Private sleep insights, Circadian schedule visualization, Product discovery for sleep, Apple Health integration

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

**In-app purchases:** none


### muttlog

[App page](https://appshunter.io/ios/app/muttlog/id6792225486)

This app helps you log your dog's daily exercise, social interactions, and training progress. It offers visual charts, teaching guidance for core commands, and motivational streaks. Unlock advanced features and multiple dog profiles with a subscription.

**Highlights:** Exercise, Social, and Behavior progress scores, Visual progress chart, Core command tracking, Teaching guidance for commands, Streaks and badges, Multiple dog profiles (Pro), Cloud backup (Pro)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Pro Subscription | $1.99 | per month |
| Pro | $9.99 | per year |


## Frequently asked questions

### Is Circa free?

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

### Is muttlog free?

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

### Which has better reviews, Circa or muttlog?

Circa and muttlog are both rated 5.0 out of 5 on the App Store, from 2 and 3 ratings respectively.

### Do Circa or muttlog have ads?

Neither Circa nor muttlog shows ads.

### Which is updated more often, Circa or muttlog?

Circa ships an update every 3 weeks, and muttlog every 6 days. Most recently, Circa was updated on October 17, 2026 and muttlog 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.*