# Heating Pipe Size vs Inservice

The clearest difference is price: Inservice at Free against Heating Pipe Size's $5.99. Inservice also leads on update cadence (fortnightly vs every 15 months) and iOS requirement (15.1 vs 26.0). On ads, in-app purchases and device support there is nothing between them.

Inservice is free to download; Heating Pipe Size costs $5.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Heating Pipe Size ships an update every 15 months, Inservice fortnightly. The most recent releases landed on September 9, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Heating Pipe Size | Inservice |
| --- | --- | --- |
| Price | $5.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 15 months | **Fortnightly** |
| Size | 1 MB | 30 MB |
| Requires iOS | 26.0 | **15.1** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sebastjan Valic](https://appshunter.io/developer/503687385) | [Inservice LLC](https://appshunter.io/developer/1789098034) |

## What reviewers say

### Heating Pipe Size

[App page](https://appshunter.io/ios/app/heating-pipe-size/id527730872)

**Features:** Vision Pro support

**In-app purchases:** none


### Inservice

[App page](https://appshunter.io/ios/app/inservice-app/id6751058712)

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

**In-app purchases:** none


## Frequently asked questions

### Is Heating Pipe Size free?

Heating Pipe Size costs $5.99, with no in-app purchases.

### Is Inservice free?

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

### Do Heating Pipe Size or Inservice have ads?

Neither Heating Pipe Size nor Inservice shows ads.

### Which is updated more often, Heating Pipe Size or Inservice?

Heating Pipe Size ships an update every 15 months, and Inservice fortnightly. Most recently, Heating Pipe Size was updated on September 9, 2026 and Inservice on September 10, 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.*