# JSON & CSV Converter vs PrepperApp

The clearest difference is iOS requirement: JSON & CSV Converter at 15.1 against PrepperApp's 17.6. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. JSON & CSV Converter sells 2 in-app purchases, starting at $2.99 per 7 days and PrepperApp sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Both ship on a similar rhythm, roughly every 2 days. The most recent releases landed on October 9, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | JSON & CSV Converter | PrepperApp |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 days | Every 2 days |
| Size | 31 MB | 50 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | iPhone, iPod | **iPhone, iPad, Apple Watch** |
| Age rating | 4+ | 12+ |
| Developer | [AlicSystems](https://appshunter.io/developer/1793437899) | [Michael Stuut](https://appshunter.io/developer/1886367246) |

## What reviewers say

### JSON & CSV Converter

[App page](https://appshunter.io/ios/app/json-and-csv-converter/id6756044431)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Weekly | $2.99 | per 7 days |
| Pro Yearly | $14.99 | per year |


### PrepperApp

[App page](https://appshunter.io/ios/app/prepperapp/id6760813421)

**Features:** macOS Compatibility, Family Sharing, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| PrepperApp Pro | $3.99 | one-time |


## Frequently asked questions

### Is JSON & CSV Converter free?

JSON & CSV Converter is free to download, with in-app purchases available.

### Is PrepperApp free?

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

### Do JSON & CSV Converter or PrepperApp have ads?

Neither JSON & CSV Converter nor PrepperApp shows ads.

### Which is updated more often, JSON & CSV Converter or PrepperApp?

JSON & CSV Converter ships an update every 2 days, and PrepperApp every 2 days. Most recently, JSON & CSV Converter was updated on October 9, 2026 and PrepperApp on October 2, 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.*