# Ecolyser vs Terado Presales

The clearest difference is update cadence: Terado Presales at every 5 days against Ecolyser's every 37 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.

Ecolyser ships an update every 37 months, Terado Presales every 5 days. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | Ecolyser | Terado Presales |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 37 months | **Every 5 days** |
| Size | 39 MB | 53 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [UNI5 TECH LLP](https://appshunter.io/developer/949596760) | [Jay Shah](https://appshunter.io/developer/1858143563) |

## What reviewers say

### Ecolyser

[App page](https://appshunter.io/ios/app/ecolyser/id1663936010)

**Features:** macOS Compatibility

**In-app purchases:** none


### Terado Presales

[App page](https://appshunter.io/ios/app/terado-presales/id6800644910)

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

**In-app purchases:** none


## Frequently asked questions

### Is Ecolyser free?

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

### Is Terado Presales free?

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

### Do Ecolyser or Terado Presales have ads?

Neither Ecolyser nor Terado Presales shows ads.

### Which is updated more often, Ecolyser or Terado Presales?

Ecolyser ships an update every 37 months, and Terado Presales every 5 days. Most recently, Ecolyser was updated on October 25, 2026 and Terado Presales on October 20, 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.*