# FoundationScan vs Per4mance

The clearest difference is iOS requirement: Per4mance at 15.1 against FoundationScan's 17.0. On price, rating, review sentiment and ratings volume 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 FoundationScan against 5.0 for Per4mance. Both are backed by a comparable volume of ratings — 2 and 2 respectively. Written reviews split almost evenly too, at 100% and 100% positive.

FoundationScan ships an update every 2 months, Per4mance every 3 months. The most recent releases landed on November 3, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | FoundationScan | Per4mance |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (2 ratings)](https://appshunter.io/ios/app/foundationscan/id1669318612/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/per4mance/id6752258260/reviews) |
| Number of ratings | 2 | 2 |
| Positive reviews | 100.0% of reviews | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | Free |
| Size | 29 MB | 45 MB |
| Requires iOS | 17.0 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Point Data, Inc.](https://appshunter.io/developer/1669318614) | [Unisonworx](https://appshunter.io/developer/1838493295) |

## What reviewers say

### FoundationScan

[App page](https://appshunter.io/ios/app/foundationscan/id1669318612)

This application assists in analyzing structural data by measuring vertical levels, topography, and wall profiles. It allows users to track changes over time through line graphs and heat maps, and manage scheduled jobs.

**Highlights:** Vertical Level measurement, Topography analysis, Wall Profile comparison, Structural change monitoring, Line graph and heat map visualization, Scheduled job listing, Data sharing capabilities

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

**In-app purchases:** none


### Per4mance

[App page](https://appshunter.io/ios/app/per4mance/id6752258260)

This app helps construction contractors boost productivity, streamline payroll, and motivate their teams. It offers simple time tracking, automated performance-based pay calculations, and eliminates the need for manual spreadsheets. Focus on growing your business, not managing complex systems.

**Highlights:** Simple time clock-in/out, Automated performance-based pay, Crew bonus calculation, Eliminate manual spreadsheets, Accurate labor cost tracking, Simplified payroll processing

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

**In-app purchases:** none


## Frequently asked questions

### Is FoundationScan free?

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

### Is Per4mance free?

Per4mance is free to download, with no in-app purchases.

### Which has better reviews, FoundationScan or Per4mance?

FoundationScan and Per4mance are both rated 5.0 out of 5 on the App Store, from 2 and 2 ratings respectively.

### Do FoundationScan or Per4mance have ads?

Neither FoundationScan nor Per4mance shows ads.

### Which is updated more often, FoundationScan or Per4mance?

FoundationScan ships an update every 2 months, and Per4mance every 3 months. Most recently, FoundationScan was updated on November 3, 2026 and Per4mance on October 30, 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.*