Comparison

Controller Diagnostics vs Circtek

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head

Controller Diagnostics

About

Controller Diagnostics

Features

Read full description

This app allows you to diagnose your Lykketronic Controller. After opening the app, it will automatically connect to your Lykketronic Controller, and you will be able to read out important diagnostics information such as hardware model, serial numbers, software version and CAN-bus statistics.

About

Circtek

Features

Read full description

Circtek.io offers a verification checklist for used devices, helping users identify key functions. Some tests require manual user input, while others are automated for user review, enhancing the overall experience.

Screenshots

Controller Diagnostics1 screens

Verdict

The call

The clearest difference is update cadence: Circtek at every 6 days against Controller Diagnostics's every 5 weeks. On price, ads, in-app purchases and device support 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Controller Diagnostics ships an update every 5 weeks, Circtek every 6 days. Both last shipped on October 4, 2026.

Scorecard1 real difference · 5 level

Controller Diagnostics versus Circtek: the parameters behind the verdict, then further details
Parameter	Controller Diagnostics	Circtek
Price	Free	Free
Update frequency	Every 5 weeks	Every 6 days — better
Ads	No	No
In-app purchases	No	No
Devices	iPhone, iPad	iPhone, iPad, iPod — better
Requires iOS	16.0	15.0 — better
Further details — not scored
Size	2 MB	12 MB
Age rating	4+	4+
Developer	Lykketronic AS	RM online B.V.

In-app purchases

None

Controller Diagnostics

No in-app purchases

None

Circtek

No in-app purchases

Questions

Is Controller Diagnostics free?

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

Is Circtek free?

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

Do Controller Diagnostics or Circtek have ads?

Neither Controller Diagnostics nor Circtek shows ads.

Which is updated more often, Controller Diagnostics or Circtek?

Controller Diagnostics ships an update every 5 weeks, and Circtek every 6 days. Most recently, Controller Diagnostics was updated on October 4, 2026 and Circtek on October 4, 2026.