# PROTO Smart Tools vs UDiTH

The clearest difference is iOS requirement: PROTO Smart Tools at 13.0 against UDiTH's 15.0. On price, update cadence, ads and in-app purchases there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

PROTO Smart Tools ships an update every 2 months, UDiTH monthly. The most recent releases landed on October 23, 2026 and October 28, 2026 respectively.

## The numbers

| Metric | PROTO Smart Tools | UDiTH |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (32 ratings)](https://appshunter.io/ios/app/proto-smart-tools/id1438193743/reviews)** | — |
| Number of ratings | **32** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Monthly** |
| Monetization | Free | — |
| Size | 20 MB | 243 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Stanley Black & Decker, Inc.](https://appshunter.io/developer/414050137) | [CAXperts GmbH](https://appshunter.io/developer/1095258162) |

## What reviewers say

### PROTO Smart Tools

[App page](https://appshunter.io/ios/app/proto-smart-tools/id1438193743)

This app connects to a smart torque wrench to precisely set target torque and record measurements for audits. It supports multiple units and angle measurements, allowing for quick setup and error reduction. Users can create and save complex tightening sequences, track history, and generate reports.

**Highlights:** Set target torque values, Record torque and angle measurements, Create and save tightening sequences, Generate and export audit reports, Supports multiple torque and angle units, Wrench calibration tracking

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

**In-app purchases:** none


### UDiTH

[App page](https://appshunter.io/ios/app/udith/id6756059700)

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

**In-app purchases:** none


## Frequently asked questions

### Is PROTO Smart Tools free?

PROTO Smart Tools is free to download, with no in-app purchases.

### Is UDiTH free?

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

### Do PROTO Smart Tools or UDiTH have ads?

Neither PROTO Smart Tools nor UDiTH shows ads.

### Which is updated more often, PROTO Smart Tools or UDiTH?

PROTO Smart Tools ships an update every 2 months, and UDiTH monthly. Most recently, PROTO Smart Tools was updated on October 23, 2026 and UDiTH on October 28, 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.*