# PrefMeasure vs Protogramma ProtoMobile

The clearest difference is update cadence: Protogramma ProtoMobile at monthly against PrefMeasure's every 3 months. 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.

PrefMeasure ships an update every 3 months, Protogramma ProtoMobile monthly. The most recent releases landed on September 17, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | PrefMeasure | Protogramma ProtoMobile |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/prefmeasure/id1501576205/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Monthly** |
| Monetization | Free | — |
| Size | 106 MB | 300 MB |
| Requires iOS | **13.0** | 14.2 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Preference North America Inc.](https://appshunter.io/developer/1479590249) | [Protogramma Informatics single member P.C.](https://appshunter.io/developer/1738048426) |

## What reviewers say

### PrefMeasure

[App page](https://appshunter.io/ios/app/prefmeasure/id1501576205)

This app allows window manufacturers and installers to create and edit measurements and configure sales documents on the go. It supports augmented reality, laser devices, and manual input for accurate dimension updates and order details.

**Highlights:** Create and edit measurements, Configure sales documents, Augmented Reality (AR) measurement, Laser Bluetooth Device support, Add/update order remarks and details, Create sales documents offline, Add pictures to line items

**In-app purchases:** none


### Protogramma ProtoMobile

[App page](https://appshunter.io/ios/app/protogramma-protomobile/id6480063071)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PrefMeasure free?

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

### Is Protogramma ProtoMobile free?

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

### Do PrefMeasure or Protogramma ProtoMobile have ads?

Neither PrefMeasure nor Protogramma ProtoMobile shows ads.

### Which is updated more often, PrefMeasure or Protogramma ProtoMobile?

PrefMeasure ships an update every 3 months, and Protogramma ProtoMobile monthly. Most recently, PrefMeasure was updated on September 17, 2026 and Protogramma ProtoMobile on September 12, 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.*