# FIRE Cat vs Instant Compound Calc!

The clearest difference is price: FIRE Cat at Free against Instant Compound Calc!'s $2.99. FIRE Cat also leads on iOS requirement (13.4 vs 17.6). Instant Compound Calc!'s advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

FIRE Cat is free to download; Instant Compound Calc! costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

## The numbers

| Metric | FIRE Cat | Instant Compound Calc! |
| --- | --- | --- |
| Price | **Free** | $2.99 |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | — | Every 2 months |
| Size | 29 MB | 7 MB |
| Requires iOS | **13.4** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [RUI QI](https://appshunter.io/developer/1772461223) | [Shun Isayama](https://appshunter.io/developer/1578976556) |

## What reviewers say

### FIRE Cat

[App page](https://appshunter.io/ios/app/fire-cat/id6736881046)

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

**In-app purchases:** none


### Instant Compound Calc!

[App page](https://appshunter.io/ios/app/instant-compound-calc/id6738637650)

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

**In-app purchases:** none


## Frequently asked questions

### Is FIRE Cat free?

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

### Is Instant Compound Calc! free?

Instant Compound Calc! costs $2.99, with no in-app purchases.

### Do FIRE Cat or Instant Compound Calc! have ads?

FIRE Cat shows ads; Instant Compound Calc! does not.

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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.*