# Scala Architectural Scale vs ArchitectScaler

The clearest difference is in-app purchases: ArchitectScaler at none against Scala Architectural Scale's 1. Scala Architectural Scale's advantage is update cadence (every 4 months vs every 14 months) and iOS requirement (15.6 vs 17.6). On price, ads and device support there is nothing between them.

Both are free to download. Scala Architectural Scale sells 1 one-off in-app purchase. ArchitectScaler asks for nothing beyond the download.

Scala Architectural Scale ships an update every 4 months, ArchitectScaler every 14 months. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Scala Architectural Scale | ArchitectScaler |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.6 (25 ratings)](https://appshunter.io/ios/app/scala-architectural-scale/id1090018333/reviews)** | — |
| Number of ratings | **25** | — |
| Positive reviews | 86.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 4 months** | Every 14 months |
| Monetization | Free | — |
| Size | 1 MB | 3 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Noerah Alvi](https://appshunter.io/developer/1088349320) | [Pratheek Balakrishna](https://appshunter.io/developer/1826744138) |

## What reviewers say

### Scala Architectural Scale

[App page](https://appshunter.io/ios/app/scala-architectural-scale/id1090018333)

This app allows users to measure printed architectural and engineering drawings directly on their device. It supports both known and unknown scales, offering fixed and variable scale options for precise measurements. Users can also select secondary units for quick conversions.

**Highlights:** Fixed and variable scale measurement, Supports unknown drawing scales, Secondary unit conversions (metric, decimal feet, feet/inches), Adjustable measurement precision, Extensive scale options for architectural, engineering, and metric drawings

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scala Full Version | $2.99 | one-time |


### ArchitectScaler

[App page](https://appshunter.io/ios/app/architectscaler/id6748638487)

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

**In-app purchases:** none


## Frequently asked questions

### Is Scala Architectural Scale free?

Scala Architectural Scale is free to download, with in-app purchases available.

### Is ArchitectScaler free?

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

### Do Scala Architectural Scale or ArchitectScaler have ads?

Neither Scala Architectural Scale nor ArchitectScaler shows ads.

### Which is updated more often, Scala Architectural Scale or ArchitectScaler?

Scala Architectural Scale ships an update every 4 months, and ArchitectScaler every 14 months. Most recently, Scala Architectural Scale was updated on October 5, 2026 and ArchitectScaler on October 15, 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.*