# CalcZombie vs どんぐりころがり

The clearest difference is update cadence: どんぐりころがり at daily against CalcZombie's every 76 months. CalcZombie's advantage is iOS requirement (8.1 vs 13.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

CalcZombie ships an update every 76 months, どんぐりころがり daily. The most recent releases landed on November 1, 2026 and November 4, 2026 respectively.

## The numbers

| Metric | CalcZombie | どんぐりころがり |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 76 months | **Daily** |
| Size | 27 MB | 92 MB |
| Requires iOS | **8.1** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [OMOSHIRO KAKUMEI CAPSULE PLUS, K.K.](https://appshunter.io/developer/342689348) | [KUROFUNE LLC](https://appshunter.io/developer/1578793234) |

## What reviewers say

### CalcZombie

[App page](https://appshunter.io/ios/app/calczombie/id739922348)

**Features:** macOS Compatibility

**In-app purchases:** none


### どんぐりころがり

[App page](https://appshunter.io/ios/app/id6738142731)

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

**In-app purchases:** none


## Frequently asked questions

### Is CalcZombie free?

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

### Is どんぐりころがり free?

どんぐりころがり is free to download, with no in-app purchases.

### Do CalcZombie or どんぐりころがり have ads?

Neither CalcZombie nor どんぐりころがり shows ads.

### Which is updated more often, CalcZombie or どんぐりころがり?

CalcZombie ships an update every 76 months, and どんぐりころがり daily. Most recently, CalcZombie was updated on November 1, 2026 and どんぐりころがり on November 4, 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.*