# Fast Interest Calculator vs Paydeck

The clearest difference is in-app purchases: Fast Interest Calculator at none against Paydeck's 2. Fast Interest Calculator also leads on ads (none vs shown) and iOS requirement (12.0 vs 15.0). On price and device support there is nothing between them.

Both are free to download. Paydeck sells 2 in-app purchases, starting at $7.99 per month. Fast Interest Calculator asks for nothing beyond the download.

## The numbers

| Metric | Fast Interest Calculator | Paydeck |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 6 weeks | — |
| Size | 51 MB | 44 MB |
| Requires iOS | **12.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Camilo Ortegon](https://appshunter.io/developer/993583183) | [Samad iqbal Sayyed](https://appshunter.io/developer/1896593143) |

## What reviewers say

### Fast Interest Calculator

[App page](https://appshunter.io/ios/app/fast-interest-calculator/id6475480484)

**Features:** macOS Compatibility

**In-app purchases:** none


### Paydeck

[App page](https://appshunter.io/ios/app/paydeck/id6768653056)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Paydeck Pro Monthly | $7.99 | per month |
| Paydeck Pro Yearly | $49.99 | per year |


## Frequently asked questions

### Is Fast Interest Calculator free?

Fast Interest Calculator is free to download, with no in-app purchases.

### Is Paydeck free?

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

### Do Fast Interest Calculator or Paydeck have ads?

Paydeck shows ads; Fast Interest Calculator 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.*