# Sigma Mini vs STOA Maintech

The clearest difference is iOS requirement: Sigma Mini at 11.0 against STOA Maintech's 26.0. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for Sigma Mini against 5.0 for STOA Maintech. Both are backed by a comparable volume of ratings — 2 and 4 respectively.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 1, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Sigma Mini | STOA Maintech |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/sigma-mini/id1548367153/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/stoa-maintech/id6742714031/reviews) |
| Number of ratings | 2 | **4** |
| Positive reviews | 37.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | Free | Free |
| Size | 6 MB | 35 MB |
| Requires iOS | **11.0** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Richard Bessette](https://appshunter.io/developer/1548367155) | [Stoa Technologies](https://appshunter.io/developer/1799570324) |

## What reviewers say

### Sigma Mini

[App page](https://appshunter.io/ios/app/sigma-mini/id1548367153)

This utility app connects to a specific hardware device for enhanced functionality. It allows users to interact with and control the connected device, providing a seamless experience for its intended purpose. The application is designed for users who own the associated hardware.

**Highlights:** Connects to Sigma Metalytics Mini, Device interaction and control, Enhanced functionality for users, Seamless user experience

**Features:** macOS Compatibility

**In-app purchases:** none


### STOA Maintech

[App page](https://appshunter.io/ios/app/stoa-maintech/id6742714031)

Report maintenance issues quickly by submitting a photo and description. Service technicians are dispatched to your location for repairs.

**Highlights:** Submit maintenance requests, Attach photos to requests, Brief description of issue, Service technician dispatch, On-site repair services

**In-app purchases:** none


## Frequently asked questions

### Is Sigma Mini free?

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

### Is STOA Maintech free?

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

### Which has better reviews, Sigma Mini or STOA Maintech?

Sigma Mini and STOA Maintech are both rated 5.0 out of 5 on the App Store, from 2 and 4 ratings respectively.

### Do Sigma Mini or STOA Maintech have ads?

Neither Sigma Mini nor STOA Maintech shows ads.

### Which is updated more often, Sigma Mini or STOA Maintech?

Sigma Mini ships an update every 2 months, and STOA Maintech every 2 months. Most recently, Sigma Mini was updated on October 1, 2026 and STOA Maintech on October 11, 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.*