# SI Tech vs YapMate

The clearest difference is review sentiment: YapMate at 100% against SI Tech's 33%. YapMate also leads on update cadence (weekly vs every 3 months). SI Tech's advantage is in-app purchases (none vs 1) and iOS requirement (11.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. YapMate sells 1 in-app purchase, starting at $15.00 per month. SI Tech asks for nothing beyond the download.

SI Tech ships an update every 3 months, YapMate weekly. The most recent releases landed on September 25, 2026 and September 27, 2026 respectively.

## The numbers

| Metric | SI Tech | YapMate |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.5 (8 ratings)](https://appshunter.io/ios/app/si-tech/id1510009992/reviews)** | — |
| Number of ratings | **8** | — |
| Positive reviews | 33.3% of reviews | **100.0% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 months | **Weekly** |
| Monetization | **Free** | Freemium |
| Size | 41 MB | 23 MB |
| Requires iOS | **11.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [CBRE, Inc.](https://appshunter.io/developer/359185439) | [YapMate AI Ltd](https://appshunter.io/developer/1862613813) |

## What reviewers say

### SI Tech

[App page](https://appshunter.io/ios/app/si-tech/id1510009992)

This app helps facility maintenance and engineering teams manage service requests and work orders. It allows for searching supplier information, reviewing job plans, and completing workplace risk assessments to ensure safety and productivity.

**Highlights:** Manage service requests and work orders, Search supplier contact information, Review job plans, Complete workplace risk assessments, Update asset inspection tasks, Facilitate capital planning

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

**In-app purchases:** none


### YapMate

[App page](https://appshunter.io/ios/app/yapmate/id6756750891)

This app allows UK tradespeople to generate professional invoices quickly using voice commands. Record job details, line items, VAT, and CIS information to create invoices in seconds, streamlining administrative tasks for plumbers, electricians, and builders.

**Highlights:** Voice-to-invoice generation, Record job details, Capture line items, VAT, and CIS, Professional invoice creation, Streamlined admin for trades

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly | $15.00 | per month |


## Frequently asked questions

### Is SI Tech free?

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

### Is YapMate free?

YapMate is free to download, with in-app purchases available.

### Do SI Tech or YapMate have ads?

Neither SI Tech nor YapMate shows ads.

### Which is updated more often, SI Tech or YapMate?

SI Tech ships an update every 3 months, and YapMate weekly. Most recently, SI Tech was updated on September 25, 2026 and YapMate on September 27, 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.*