# Grub vs Calc

The clearest difference is in-app purchases: Grub at none against Calc's 10. Grub also leads on update cadence (daily vs weekly). Calc's advantage is ads (none vs shown) and device support (4 vs 2). On price there is nothing between them.

Both are free to download. Calc sells 10 one-off in-app purchases. Grub asks for nothing beyond the download.

Grub ships an update daily, Calc weekly. The most recent releases landed on October 25, 2026 and November 5, 2026 respectively.

## The numbers

| Metric | Grub | Calc |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.1 (50 ratings)](https://appshunter.io/ios/app/calc-desktop-mate-widgets/id6782669667/reviews)** |
| Number of ratings | — | **50** |
| Positive reviews | — | 77.1% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Daily** | Weekly |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 156 MB |
| Requires iOS | 17.0 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Jesse Barton](https://appshunter.io/developer/944866324) | [インフィニットループ](https://appshunter.io/developer/507088117) |

## What reviewers say

### Grub

[App page](https://appshunter.io/ios/app/grub-virtual-pet/id6760630889)

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

**In-app purchases:** none


### Calc

[App page](https://appshunter.io/ios/app/calc-desktop-mate-widgets/id6782669667)

This app adds a fun, interactive calculator experience with cute character reactions and customizable designs. It also features a unique 'Performance Mode' for playing music and hidden 'SP Answer Actions' for special character responses.

**Highlights:** Cute character reactions with button presses, Customizable calculator themes, Performance Mode for music playback, Hidden SP Answer Actions, Paid character DLCs available, Voice lines for each character

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

**In-app purchases (10)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Kasane Teto | $2.99 | one-time |
| Zundamon | $2.99 | one-time |
| Koharu Rikka | $2.99 | one-time |
| Natsuki Karin | $2.99 | one-time |
| Additional Character MEIKO | $2.99 | one-time |
| Additional Character KAITO | $2.99 | one-time |
| Additional Character Kagamine Rin | $2.99 | one-time |
| Additional Character Kagamine Len | $2.99 | one-time |
| Additional Character Megurine Luka | $2.99 | one-time |
| Additional Character Hatsune Miku | $2.99 | one-time |


## Frequently asked questions

### Is Grub free?

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

### Is Calc free?

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

### Do Grub or Calc have ads?

Grub shows ads; Calc does not.

### Which is updated more often, Grub or Calc?

Grub ships an update daily, and Calc weekly. Most recently, Grub was updated on October 25, 2026 and Calc on November 5, 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.*