# STONAPP.® vs Epetra

The clearest difference is iOS requirement: STONAPP.® at 11.0 against Epetra's 15.0. 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.

STONAPP.® ships an update every 2 months, Epetra every 5 weeks. The most recent releases landed on September 23, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | STONAPP.® | Epetra |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[3.0 (1 ratings)](https://appshunter.io/ios/app/stonapp/id1197247381/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 5 weeks** |
| Monetization | Free | — |
| Size | 21 MB | 28 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [BTecno](https://appshunter.io/developer/1197247380) | [ORLANDO PANDOLFI](https://appshunter.io/developer/1757463502) |

## What reviewers say

### STONAPP.®

[App page](https://appshunter.io/ios/app/stonapp/id1197247381)

This application allows users to remotely monitor and manage their production processes and after-sales services for specific machinery. It facilitates the organization of spare parts purchases and provides direct support through a smartphone or tablet interface.

**Highlights:** Remote production control, After-sales service organization, Spare parts purchase management, Machine status notifications, QR code scanner for requests, Machining operation data saving

**Features:** macOS Compatibility

**In-app purchases:** none


### Epetra

[App page](https://appshunter.io/ios/app/epetra/id6544813307)

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

**In-app purchases:** none


## Frequently asked questions

### Is STONAPP.® free?

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

### Is Epetra free?

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

### Do STONAPP.® or Epetra have ads?

Neither STONAPP.® nor Epetra shows ads.

### Which is updated more often, STONAPP.® or Epetra?

STONAPP.® ships an update every 2 months, and Epetra every 5 weeks. Most recently, STONAPP.® was updated on September 23, 2026 and Epetra on October 16, 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.*