# DitherProg vs BeRehearsal.

The clearest difference is update cadence: BeRehearsal. at weekly against DitherProg's every 6 months. On price, ads, in-app purchases and device support there is nothing between them.

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

DitherProg ships an update every 6 months, BeRehearsal. weekly. The most recent releases landed on November 3, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | DitherProg | BeRehearsal. |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.8 (6 ratings)](https://appshunter.io/ios/app/ditherprog/id6444397509/reviews)** | — |
| Number of ratings | **6** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Weekly** |
| Monetization | Free | — |
| Size | 1 MB | 57 MB |
| Requires iOS | 16.4 | **15.6** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Itoh Tomoaki](https://appshunter.io/developer/871816883) | [Taichi USUBA](https://appshunter.io/developer/1798659459) |

## What reviewers say

### DitherProg

[App page](https://appshunter.io/ios/app/ditherprog/id6444397509)

This application allows users to apply nostalgic dithering effects to images. It offers various tone depths and dithering algorithms, including Bayer, Halftone, Spiral, Floyd-Steinberg, and Jarvis, Judice & Ninke. Processed images can be saved in PNG format.

**Highlights:** Nostalgic dithering effects, Multiple tone depths, Various dithering algorithms (Bayer, Floyd-Steinberg, etc.), Save as PNG

**Features:** macOS Compatibility

**In-app purchases:** none


### BeRehearsal.

[App page](https://appshunter.io/ios/app/berehearsal/id6742497007)

**In-app purchases:** none


## Frequently asked questions

### Is DitherProg free?

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

### Is BeRehearsal. free?

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

### Do DitherProg or BeRehearsal. have ads?

Neither DitherProg nor BeRehearsal. shows ads.

### Which is updated more often, DitherProg or BeRehearsal.?

DitherProg ships an update every 6 months, and BeRehearsal. weekly. Most recently, DitherProg was updated on November 3, 2026 and BeRehearsal. on October 28, 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.*