# RainbowCalc vs PFP Vault

The clearest difference is ads: PFP Vault at none against RainbowCalc's shown. RainbowCalc's advantage is update cadence (fortnightly vs every 6 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

RainbowCalc ships an update fortnightly, PFP Vault every 6 months. Both last shipped on October 18, 2026.

## The numbers

| Metric | RainbowCalc | PFP Vault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 6 months |
| Size | 34 MB | 3 MB |
| Requires iOS | 15.1 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andre Silva](https://appshunter.io/developer/1719182490) | [My Wealth Cloud](https://appshunter.io/developer/1434287819) |

## What reviewers say

### RainbowCalc

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

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

**In-app purchases:** none


### PFP Vault

[App page](https://appshunter.io/ios/app/pfp-vault/id6480461254)

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

**In-app purchases:** none


## Frequently asked questions

### Is RainbowCalc free?

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

### Is PFP Vault free?

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

### Do RainbowCalc or PFP Vault have ads?

RainbowCalc shows ads; PFP Vault does not.

### Which is updated more often, RainbowCalc or PFP Vault?

RainbowCalc ships an update fortnightly, and PFP Vault every 6 months. Most recently, RainbowCalc was updated on October 18, 2026 and PFP Vault on October 18, 2026.

---

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