# RainbowCalc vs Pink Calculator

The clearest difference is in-app purchases: RainbowCalc at none against Pink Calculator's 3. RainbowCalc also leads on iOS requirement (15.1 vs 17.0). Pink Calculator's advantage is ads (none vs shown). On price, update cadence and device support there is nothing between them.

Both are free to download. Pink Calculator sells 3 in-app purchases, starting at $1.99 per month. RainbowCalc asks for nothing beyond the download.

RainbowCalc ships an update fortnightly, Pink Calculator every 3 weeks. The most recent releases landed on October 18, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | RainbowCalc | Pink Calculator |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Size | 34 MB | 9 MB |
| Requires iOS | **15.1** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Andre Silva](https://appshunter.io/developer/1719182490) | [Manh Nguyen](https://appshunter.io/developer/1864580525) |

## What reviewers say

### RainbowCalc

[App page](https://appshunter.io/ios/app/rainbowcalc/id6479331134)

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

**In-app purchases:** none


### Pink Calculator

[App page](https://appshunter.io/ios/app/pink-calculator-bill-split/id6759851890)

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pink Calculator Pro Monthly | $1.99 | per month |
| Pink Calculator Pro Yearly | $3.99 | per year |
| Pink Calculator Pro Lifetime | $4.99 | one-time |


## Frequently asked questions

### Is RainbowCalc free?

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

### Is Pink Calculator free?

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

### Do RainbowCalc or Pink Calculator have ads?

RainbowCalc shows ads; Pink Calculator does not.

### Which is updated more often, RainbowCalc or Pink Calculator?

RainbowCalc ships an update fortnightly, and Pink Calculator every 3 weeks. Most recently, RainbowCalc was updated on October 18, 2026 and Pink Calculator on October 9, 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.*