# TDAC — Smart measurements for racing

> Smart measurements for racing (iPhone/iPad app by Ellingham Innovations Ltd.)

- Source: https://appshunter.io/ios/app/tdac/id1498491959 (this page in markdown: same URL + `.md`)
- Developer: [Ellingham Innovations Ltd](https://appshunter.io/developer/1492366745)
- Category: Productivity, Utilities
- Price: Free
- Age rating: 4+
- Requires: iOS 15.0 · 78 MB
- Released: 2020-12-15
- Data updated: 2026-05-20
- User reviews in markdown: https://appshunter.io/ios/app/tdac/id1498491959/reviews.md

## What is TDAC?

The TDAC Companion app to view and save measurements from your TDAC devices straight to your phone.

Supports the latest TDAC Levelling pads with the ability to:
- Tare your devices
- Save measurements
- Save additional important information to each saved measurement
- Add driver weight information
- Compare your current measurements to previously saved measurements
- Switch between different TDAC sets on your account


## Version history (last 5 releases)

### 4.0.0 — 2026-05-07

Driver weight and true car weight calculation using setup wheel weights

### 3.0.0 — 2025-05-13

Support for newer TDAC Node devices and general app improvements

### 2.1.0 — 2024-04-07

Support for the latest version of the TDAC Node and general improvements.

### 1.1.1 — 2022-01-19

Fixes to TDAC Status icons, stability updates behind the scenes.

### 1.1 — 2021-11-22

You can now save important information along with your saved measurements, plus there are additional improvements throughout the app.

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## More apps by Ellingham Innovations Ltd

- [Angel Spice Stilton](https://appshunter.io/ios/app/angel-spice-stilton/id1439511653)

All apps by Ellingham Innovations Ltd: https://appshunter.io/developer/1492366745

## Related topics

[tdac](https://appshunter.io/ios/topics/tdac)

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-05-20.*