# DELTA55 vs Rysy

The clearest difference is in-app purchases: DELTA55 at none against Rysy's 2. DELTA55 also leads on ads (none vs shown). Rysy's advantage is update cadence (weekly vs every 2 months). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Rysy sells 2 in-app purchases, starting at $11.99 per month. DELTA55 asks for nothing beyond the download.

DELTA55 ships an update every 2 months, Rysy weekly. The most recent releases landed on September 8, 2026 and September 19, 2026 respectively.

## The numbers

| Metric | DELTA55 | Rysy |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 2 months | **Weekly** |
| Size | 103 MB | 156 MB |
| Requires iOS | 16.6 | **15.6** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Perfect Gym Solutions Sp. z o.o.](https://appshunter.io/developer/1004382730) | [NIKOLAS PETERKA](https://appshunter.io/developer/1871156953) |

## What reviewers say

### DELTA55

[App page](https://appshunter.io/ios/app/delta55/id6475958203)

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

**In-app purchases:** none


### Rysy

[App page](https://appshunter.io/ios/app/rysy/id6758147269)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $11.99 | per month |
| Yearly Subscription | $57.99 | per year |


## Frequently asked questions

### Is DELTA55 free?

DELTA55 is free to download, with no in-app purchases.

### Is Rysy free?

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

### Do DELTA55 or Rysy have ads?

Rysy shows ads; DELTA55 does not.

### Which is updated more often, DELTA55 or Rysy?

DELTA55 ships an update every 2 months, and Rysy weekly. Most recently, DELTA55 was updated on September 8, 2026 and Rysy on September 19, 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.*