# Amputation vs Suralis

The clearest difference is iOS requirement: Amputation at 13.0 against Suralis's 15.1. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Amputation ships an update every 12 months, Suralis every 21 months. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Amputation | Suralis |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 12 months** | Every 21 months |
| Size | 11 MB | 30 MB |
| Requires iOS | **13.0** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Routine Health GmbH](https://appshunter.io/developer/1474069388) | [Saphenus Medical Technology](https://appshunter.io/developer/1655333885) |

## What reviewers say

### Amputation

[App page](https://appshunter.io/ios/app/amputation-was-nun/id1570406937)

**Features:** macOS Compatibility

**In-app purchases:** none


### Suralis

[App page](https://appshunter.io/ios/app/suralis/id6444561577)

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

**In-app purchases:** none


## Frequently asked questions

### Is Amputation free?

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

### Is Suralis free?

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

### Do Amputation or Suralis have ads?

Neither Amputation nor Suralis shows ads.

### Which is updated more often, Amputation or Suralis?

Amputation ships an update every 12 months, and Suralis every 21 months. Most recently, Amputation was updated on October 27, 2026 and Suralis on October 25, 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.*