# Repeat Calc vs PDF Compressor

The clearest difference is in-app purchases: Repeat Calc at none against PDF Compressor's 2. Repeat Calc also leads on update cadence (every 8 days vs every 6 months) and iOS requirement (15.6 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. PDF Compressor sells 2 in-app purchases, starting at $7.99 per month. Repeat Calc asks for nothing beyond the download.

Repeat Calc ships an update every 8 days, PDF Compressor every 6 months. The most recent releases landed on August 21, 2026 and June 11, 2026 respectively.

## The numbers

| Metric | Repeat Calc | PDF Compressor |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/pdf-compressor-size-reducer/id6754800758/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Every 8 days** | Every 6 months |
| Monetization | — | Free with in-app purchases |
| Size | 0 MB | 24 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [4us](https://appshunter.io/developer/320142471) | [Fenuku Kekeli](https://appshunter.io/developer/1822419894) |

## What reviewers say

### Repeat Calc

[App page](https://appshunter.io/ios/app/repeat-calc/id1219801629)

**Features:** macOS Compatibility

**In-app purchases:** none


### PDF Compressor

[App page](https://appshunter.io/ios/app/pdf-compressor-size-reducer/id6754800758)

This utility app quickly reduces the file size of PDFs by up to 90% while preserving quality. It offers adjustable compression levels and allows for batch processing, making it ideal for sharing and storage.

**Highlights:** Up to 90% size reduction, Adjustable compression levels, Batch processing, Offline use, Quality preservation, Instant results

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Access for a month | $7.99 | per month |
| All Access for a year | $39.99 | per year |


## Frequently asked questions

### Is Repeat Calc free?

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

### Is PDF Compressor free?

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

### Do Repeat Calc or PDF Compressor have ads?

Neither Repeat Calc nor PDF Compressor shows ads.

### Which is updated more often, Repeat Calc or PDF Compressor?

Repeat Calc ships an update every 8 days, and PDF Compressor every 6 months. Most recently, Repeat Calc was updated on August 21, 2026 and PDF Compressor on June 11, 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.*