# ENGEL e vs Feriyo

The clearest difference is update cadence: Feriyo at every 11 days against ENGEL e's every 6 months. Feriyo also leads on iOS requirement (13.0 vs 15.6). 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.

ENGEL e ships an update every 6 months, Feriyo every 11 days. The most recent releases landed on November 6, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | ENGEL e | Feriyo |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | 25.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 6 months | **Every 11 days** |
| Monetization | Free | — |
| Size | 27 MB | 93 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ENGEL AUSTRIA GmbH](https://appshunter.io/developer/687631542) | [Confidosoft Solutions Private Limited](https://appshunter.io/developer/1460762282) |

## What reviewers say

### ENGEL e

[App page](https://appshunter.io/ios/app/engel-e-calc/id687631539)

This tool simplifies complex calculations for injection molders, including stroke volume, clamping force, cooling time, and screw speed. Get accurate results quickly and clearly displayed on a single page, eliminating the need for tedious manual computations.

**Highlights:** Calculate stroke volume, Calculate clamping force, Calculate cooling time, Calculate screw speed, Clear, structured results display, Quick calculations

**Features:** macOS Compatibility

**In-app purchases:** none


### Feriyo

[App page](https://appshunter.io/ios/app/feriyo/id6550917204)

**In-app purchases:** none


## Frequently asked questions

### Is ENGEL e free?

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

### Is Feriyo free?

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

### Do ENGEL e or Feriyo have ads?

Neither ENGEL e nor Feriyo shows ads.

### Which is updated more often, ENGEL e or Feriyo?

ENGEL e ships an update every 6 months, and Feriyo every 11 days. Most recently, ENGEL e was updated on November 6, 2026 and Feriyo on October 30, 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.*