Carmin

Developer: Chuan Nguyen Van

Category: Books & Reference

Add App to Comparison

12.6K installs

252 ratings

1.2K monthly active users

$<10K monthly revenue est.

IAP 35% · Ad 65%

Install Trends

Weekly +50

Steady

Monthly +299

Steady

Carmin Summary

Carmin is a ad-supported, with in-app purchases iOS app in Books And Reference by Chuan Nguyen Van. Released in Aug 2020 (5 years ago). It has 252 ratings with a 4.32★ (good) average. Based on AppGoblin estimates, it reaches roughly 1.2K monthly active users and generates around $<10K monthly revenue (35% IAP / 65% ads). Store metadata: updated Jan 12, 2025, version 12.

Data tracking: SDKs and third-party integrations were last analyzed on Mar 23, 2026.

Store info: Last updated on App Store on Jan 12, 2025 (version 12).

SDKs, Trackers & Permissions

Carmin was last scanned for SDKs 2026-03-23. Below is the overview of third party companies detected in the app. The full list of raw SDKs, app permissions and unknown SDKs is available here.

AppGoblin saw Carmin uses 2 Development Tools

Google

nanopb

AppGoblin saw Carmin uses 1 Analytics: Product

Firebase

AppGoblin saw Carmin uses 2 Ad Networks

AdMob

Google

App Details

Store ID: 1527982107

First Released: 2020-08-18

Store Last Updated: 2025-01-12

In-App Purchases: Yes

Ads: Yes

Website: carmin-backend.appspot.com

App Store

Crawl Status: Success

AppGoblin First Crawled: 2024-05-30

AppGoblin Last Crawled: 2026-03-27

Ads & App-Ads.txt

Ads.txt Last Crawled: 2025-10-14

Ads.txt Crawl Status: Success

AppGoblin SDK Scans

Successful Last Crawled: 2026-03-23

Last Crawled: 2026-03-23

Last Crawl Status: Success

4.32★

Ratings: 252

5★

4★

3★

2★

1★

Screenshots

App Description

Regularly update for trustful Electrical Wiring Diagrams and can be used to refer when you do repairing car or study purpose.

Videos and technical documents library for research, reference just by some clicks.

Terms of Service: http://carmin-backend.appspot.com/tos