C vs DT Connect
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
C
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Configure C-Tec's range of IoT devices
DT Connect
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A report is automatically created in the app as testing is carried out, combining all the data needed to prove testing has taken place and confirming the status of each detector: Location of site Details of detectors Result & time of each test date of test Name of engineer Once a test job is closed the report is automatically uploaded to the cloud portal, ready to analyse and share with your client. The testifire xtr2 app provides further functionality to tailor your settings for the job at hand: Get accurate status information on consumables Adjustable time settings in delayed start mode for testing ASD systems Help and support provided directly from within the app.
Screenshots
Verdict
The clearest difference is device support: C at 3 against DT Connect's 1. C also leads on iOS requirement (15.1 vs 17.0). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on September 21, 2026 and September 9, 2026 respectively.
| Parameter | C | DT Connect |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone |
| Requires iOS | 15.1 — better | 17.0 |
| Further details — not scored | ||
| Size | 17 MB | 32 MB |
| Age rating | 4+ | 17+ |
| Developer | C-TEC (Computionics) | detectortesters |
In-app purchases
C
No in-app purchases
DT Connect
No in-app purchases
