# TransTech Connect vs lithium connect

The clearest difference is iOS requirement: lithium connect at 13.0 against TransTech Connect's 15.1. 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.

TransTech Connect ships an update every 2 months, lithium connect every 3 months. The most recent releases landed on October 24, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | TransTech Connect | lithium connect |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (2 ratings)](https://appshunter.io/ios/app/transtech-connect/id6741084942/reviews)** | — |
| Number of ratings | **2** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 months** | Every 3 months |
| Monetization | Free | — |
| Size | 52 MB | 30 MB |
| Requires iOS | 15.1 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Transtech Systems, Inc.](https://appshunter.io/developer/1792976310) | [军 吴](https://appshunter.io/developer/1855893545) |

## What reviewers say

### TransTech Connect

[App page](https://appshunter.io/ios/app/transtech-connect/id6741084942)

Streamline asphalt quality control by wirelessly syncing gauge measurements. Capture data instantly via Bluetooth or QR codes, with offline caching and real-time cloud access. Tag readings with GPS and collaborate with your team for efficient project documentation.

**Highlights:** Bluetooth sync with PQI 380+ gauges, QR code scanning for data capture, Offline mode with automatic upload, GPS-tagged measurements, Real-time cloud sync, Team collaboration workspaces, OnStation export integration

**Features:** macOS Compatibility

**In-app purchases:** none


### lithium connect

[App page](https://appshunter.io/ios/app/lithium-connect/id6757992562)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TransTech Connect free?

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

### Is lithium connect free?

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

### Do TransTech Connect or lithium connect have ads?

Neither TransTech Connect nor lithium connect shows ads.

### Which is updated more often, TransTech Connect or lithium connect?

TransTech Connect ships an update every 2 months, and lithium connect every 3 months. Most recently, TransTech Connect was updated on October 24, 2026 and lithium connect 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.*