EasyDiag4

Launch Tech Co., Ltd · Utilities

3.0 20 ratings Free

Chart standing · US

Not currently charting in this storefront.

What changed · US

Listing changes AppTracker has observed for this app in this storefront — new versions, price moves, rating shifts, and store copy.

Aug 26, 2026
Rating ★ 2.89 → 3

Price & rating history · US

Reconstructed from the listing changes AppTracker has observed in this storefront, so each line starts at the first change on record.

Average rating history over the observed period. 2.9 2.95 3 Aug 26 17:28 Aug 27 06:21 Aug 27 19:14 Aug 28 08:07 Aug 28 21:00

Average rating

Ratings breakdown · US

The star breakdown behind this app's rating in this storefront.

5★ 40% 8
4★ 10% 2
3★ 5% 1
2★ 0% 0
1★ 45% 9

Screenshots

About

EasyDiag4 vehicle diagnostic application is a vehicle fault diagnosis tool software developed based on the mobile intelligent terminal platform. It is suitable for the vehicle maintenance market. It uses a dedicated connector to perform data Bluetooth interaction with the vehicle and supports one-click intelligent diagnosis. It can realize fault diagnosis for full systems such as power system and safety system, involving Read DTCs, Read Data Streams, Clear DTCs, and Reset Service Lamp. The software contains EOBD, maintenance and special function software, mainstream model diagnostic software, etc. It can meet the actual needs of most users for testing vehicles.

What's new · 1.0.3

1. Fix the problem of incomplete text display 2. Fix user access errors 3. Optimization software list 4. Fix some vehicle type DTCs that cannot be selected 5. Fix the problem of stuck software decompression 6. UI display optimization 7. Fixed a bug in the software introduction 8. Function optimization

Details

ReleasedApr 2020
UpdatedMar 2023
Version1.0.3
Size119.5 MB
RequiresiOS 11.0 or later
Age rating17+
LanguagesChinese, English, French, German, Italian, Japanese, Portuguese, Russian, Spanish
PriceFree
Categories Utilities
Bundle IDcom.launch.EasyDiagIVStandard