Comparison

Radio Code for Renault Stereo vs ThinkDiag+

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

Head to head
About

Radio Code for Renault Stereo

This app helps you recover your car's radio security code when the battery has been disconnected. It uses a precode found on the rear of your radio to generate the necessary four-digit code.

Highlights
  • Radio code generation
  • Precode input
  • Code entry instructions
  • Multiple input methods
  • Token-based code generation
Read full description

Sometimes during the repair of the car, the battery is disconnected. After battery reconnected the radio is protected by a four digit code. If you don't remember radio code or lost it, you can recover it quickly and easily with this app using precode. Note: precode is located on the rear side of your radio. ATTENTION: The number of generated codes is limited. When you purchase app you get 5 TOKENS, which gives you the opportunity to generate 5 codes. After the limit is exhausted, you can buy the required number of tokens by In-App purchases. To find the precode: - Turn the radio on and hold at the same time the button 1 and 6 (In some cases, it is necessary to remove the radio) - See the unit precode. The precode consists of 1 letter and 3 digits. For example: V248, D833, H635 - Input precode to this app How to input radio code ? 1. With Preset Buttons ・ Press 1 Button repeatedly for 1st digit to be displayed ・ Press 2 Button repeatedly for 2nd digit to be displayed ・ Press 3 Button repeatedly for 3rd digit to be displayed ・ Press 4 Button repeatedly for 4th digit to be displayed ・ Press and HOLD preset button 6 (or 5) to store your code (10 seconds) 2. With Stalk Control ・ Press switch on the CD radio. When CD will display 0 0 0 0. ・ Rotate the thumb wheel for the 1st digit. Next press the bottom button to move on. ・ Rotate the thumb wheel for the 2nd digit. Next press the bottom button to move on. ・ Rotate the thumb wheel for the 3rd digit. Next press the bottom button to move on. ・ Rotate the thumb wheel for the 4th digit. ・ Press and hold the bottom button button to finish. 3. With Remote Control ・ Press the [ ¬] button then rotate the thumb wheel for 1st digit ・ Press the [ ¬] button then rotate the thumb wheel for 2nd digit ・ Press the [ ¬] button then rotate the thumb wheel for 3rd digit ・ Press the [ ¬] button then rotate the thumb wheel for 3rd digit ・ Press and hold the [ ¬] button to store the code (10 seconds) Please support us with your reviews in AppStore, it's very important for new users! Thank you! If you experience difficulties with the app, please contact us. support@kcandr.ru

About

ThinkDiag+

This app provides professional-level vehicle diagnostics, offering features like reading/clearing fault codes, data flow analysis, and special maintenance functions. It supports a wide range of car brands and allows users to subscribe to specific diagnostic software. Connects via Bluetooth to your smartphone for intelligent vehicle analysis.

Highlights
  • OE-level diagnostic functions
  • Full OBD II diagnosis
  • Special maintenance functions
  • Supports 100+ vehicle brands
  • Automatic VIN reading
  • Professional diagnostic reports
  • In-app user community
Features
Read full description

1. Profession functions refer to OE level functions, such as read/clear code, data flow diagram, read ECU, drive test, bidirectional special functions, etc. 2. Support full-function OBD II diagnosis, read data flow, freeze frame read IM/real-time data, read/clear fault code, vehicle on-board monitoring/computer system control operation and read vehicle information. 3. Support vehicle maintenance light return to normal. 4. Select any vehicle diagnostic software, covering up to 39 major automobile manufacturers. 5. Support automatic VIN reading and one-key diagnosis. 6. Clear interpretation of fault codes and generate professional diagnostic reports. 7. Be able to communicate with other users within the ThinkDiag community (share/help/support). Not only for "ThinkDiag" and "ThinkDiag 2" device, but also works for "ThinkDiag Mini", "ThinkDirver", and "Thinkcar Pro" devices. ThinkDiag, an innovative vehicle diagnostic tool, is specially designed for repair technicians, small and medium-sized repair shops, and DIYers, to achieve the original manufacturer level diagnostic performance. It supports more than 100 vehicle brands of diagnostic services, including 15 special maintenance reset functions. ThinkDiag is as good as those comprehensive diagnostic equipment costed thousands of dollars. ThinkDiag is also an intelligent diagnostic device. Connecting with smartphone via Bluetooth, it is controlled to work by app. In the app, there is a diagnostic software store, and users can subscribe for diagnostic software according to their needs. ***Contact Us W: www.mythinkcar.com E: service@mythinkcar.com P: +1 833-692-2766 2151 S Haven Ave Unit 203 Ontario CA 91761 USA

Screenshots

Radio Code for Renault Stereo4 screens
ThinkDiag+4 screens

Verdict

The call

The clearest difference is price: ThinkDiag+ at Free against Radio Code for Renault Stereo's $1.99. ThinkDiag+ also leads on in-app purchases (none vs 3) and ratings volume (4.3K vs 8). Radio Code for Renault Stereo's advantage is rating (4.9 vs 4.5) and review sentiment (92% vs 74%). On ads, monetization model 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

ThinkDiag+ is free to download; Radio Code for Renault Stereo costs $1.99 up front. Radio Code for Renault Stereo sells 3 one-off in-app purchases. ThinkDiag+ asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Radio Code for Renault Stereo holds the better App Store score, 4.9 against 4.5. That said, the two scores are not equally well evidenced: ThinkDiag+ has 4.3K ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 92% of Radio Code for Renault Stereo's written reviews are positive against 74% of ThinkDiag+'s.

UpkeepUpdate frequency

Radio Code for Renault Stereo ships an update every 3 months, ThinkDiag+ every 3 weeks. The most recent releases landed on October 12, 2026 and October 14, 2026 respectively.

Scorecard7 real differences · 3 level
Radio Code for Renault Stereo versus ThinkDiag+: the parameters behind the verdict, then further details
ParameterRadio Code for Renault StereoThinkDiag+
Price$1.99Free — better
Rating4.9 (8 ratings) — better4.5 (4.3K ratings)
Positive reviews92.1% of reviews — better73.9% of reviews
Number of ratings84.3K — better
Update frequencyEvery 3 monthsEvery 3 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree with in-app purchases
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.612.0 — better
Further details — not scored
Size38 MB539 MB
Age rating4+17+
DeveloperAleksandr RomanchevTHINKCAR INC

Customer experience

Radio Code for Renault Stereo

All ratings8 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews76 reviews
Positive92.1%
Neutral0.0%
Negative7.9%

ThinkDiag+

All ratings4,308 ratings
Positive88.1%
Neutral2.7%
Negative9.2%
Written reviews276 reviews
Positive73.9%
Neutral2.5%
Negative23.6%

Bugs and requests

Radio Code for Renault Stereo

Not enough reviews yet to summarise bugs or requests.

ThinkDiag+

Reported bugs

3 issues
  • Failure to recognize VIN or vehicle information
  • Inability to clear certain error codes
  • Inconsistent performance across different devices

Requested features

4 requests
  • Improved user interface and navigation
  • More detailed troubleshooting guides
  • Expanded vehicle coverage and special functions
  • Offline mode for diagnostics

In-app purchases

3 purchases

Radio Code for Renault Stereo

One-time3
  • 5 Tokens$1.99
  • 10 Tokens$2.99
  • 20 Tokens$4.99
None

ThinkDiag+

No in-app purchases

Questions

Is Radio Code for Renault Stereo free?
Radio Code for Renault Stereo costs $1.99, and also offers in-app purchases.
Is ThinkDiag+ free?
ThinkDiag+ is free to download, with no in-app purchases.
Which has better reviews, Radio Code for Renault Stereo or ThinkDiag+?
Radio Code for Renault Stereo is rated higher. Radio Code for Renault Stereo averages 4.9 out of 5 from 8 ratings, while ThinkDiag+ averages 4.5 from 4.3K ratings.
Do Radio Code for Renault Stereo or ThinkDiag+ have ads?
Neither Radio Code for Renault Stereo nor ThinkDiag+ shows ads.
Which is updated more often, Radio Code for Renault Stereo or ThinkDiag+?
Radio Code for Renault Stereo ships an update every 3 months, and ThinkDiag+ every 3 weeks. Most recently, Radio Code for Renault Stereo was updated on October 12, 2026 and ThinkDiag+ on October 14, 2026.

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