# memopet vs Zero Cal

The clearest difference is rating: Zero Cal at 5.0 against memopet's 2.0. Zero Cal also leads on ads (none vs shown) and update cadence (every 5 days vs every 3 weeks). memopet's advantage is in-app purchases (none vs 2) and ratings volume (9 vs 1). On price and device support there is nothing between them.

Both are free to download. Zero Cal sells 2 in-app purchases, starting at $9.99 per month. memopet asks for nothing beyond the download.

Zero Cal holds the better App Store score, 5.0 against 2.0. That said, the two scores are not equally well evidenced: memopet has 9 ratings behind it against 1, so its average is the more settled of the two.

memopet ships an update every 3 weeks, Zero Cal every 5 days. Both last shipped on September 17, 2026.

## The numbers

| Metric | memopet | Zero Cal |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [2.0 (9 ratings)](https://appshunter.io/ios/app/memopet/id1622015855/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/zero-cal/id6794630122/reviews)** |
| Number of ratings | **9** | 1 |
| Positive reviews | 16.7% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 3 weeks | **Every 5 days** |
| Monetization | **Ad-supported** | Subscription |
| Size | 71 MB | 68 MB |
| Requires iOS | **13.0** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [MYFAMILY SRL](https://appshunter.io/developer/1506880453) | [Oleg Filimonov](https://appshunter.io/developer/1769783383) |

## What reviewers say

### memopet

[App page](https://appshunter.io/ios/app/memopet/id1622015855)

Create a digital agenda for your pet, tracking daily activities, walks, and health records. Share schedules with family and enhance features with compatible accessories. Available in 11 languages.

**Highlights:** Digital pet diary, Activity and walk monitoring, Health record organization, Schedule sharing, Accessory integration, Daily reminders

**Features:** macOS Compatibility

**In-app purchases:** none


### Zero Cal

[App page](https://appshunter.io/ios/app/zero-cal/id6794630122)

Effortlessly track your daily calorie and macronutrient intake using AI-powered food logging.  Choose from voice, text, photo, barcode, or label scanning to quickly log meals and monitor your progress with visual feedback.

**Highlights:** AI-powered food logging, Log via voice, text, photo, barcode, or label, Calorie and macro estimates, Visual progress tracking, AI food context analysis, Multi-language support

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Zero Cal Monthly | $9.99 | per month |
| Zero Cal Yearly | $89.99 | per year |


## Frequently asked questions

### Is memopet free?

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

### Is Zero Cal free?

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

### Which has better reviews, memopet or Zero Cal?

Zero Cal is rated higher. memopet averages 2.0 out of 5 from 9 ratings, while Zero Cal averages 5.0 from 1 ratings.

### Do memopet or Zero Cal have ads?

memopet shows ads; Zero Cal does not.

### Which is updated more often, memopet or Zero Cal?

memopet ships an update every 3 weeks, and Zero Cal every 5 days. Most recently, memopet was updated on September 17, 2026 and Zero Cal on September 17, 2026.

---

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