Cornerstone C3

Cornerstone Calvary Chapel C3, Inc Education iPhoneiPadiPod touch

Cornerstone C3 is a free Education app for iPhone and iPad by Cornerstone Calvary Chapel C3, Inc. Rated 5.0/5 from 2 ratings. Requires iOS 15.1.

Rating: 5.0; 2 ratings
Price: Free; on the App Store
Size: 53 MB; Age 4+
Updated: Apr 29; 2026 · v6.21.1

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About Cornerstone C3

This app will help you stay connected with the day-to-day life of our church. With this app you can: watch or listen to past messages, stay up to date with push notifications, and submit prayer requests! Mobile app version: 6.21.1

What’s new

Version 6.21.1 · Updated April 29, 2026

What's new - Group managers can now take attendance on Group Events. - Users can now use their phone number to log in or create accounts. Currently available in the U.S. and Canada. Improvement - Bug fixes and general performance improvements.

App privacy

The developer, Cornerstone Calvary Chapel C3, Inc, reported these privacy practices to Apple.

Data Not Linked to You

The following data, which may be collected but is not linked to your identity, may be used for the following purposes:

Usage Data: Product Interaction
Diagnostics: Crash Data, Other Diagnostic Data

Used for: Analytics, App Functionality

App details

Cornerstone C3 is a free Education app for iPhone, iPad and iPod touch, developed by Cornerstone Calvary Chapel C3, Inc. It is rated 5.0 out of 5 from 2 ratings on the App Store, requires iOS 15.1 or later, is 53 MB to download and is available in 5 languages. It was first released on March 20, 2024 and last updated on April 29, 2026.

Category: Education
Rating: 5.0 / 5 (2 ratings)
Price: Free
Version: 6.21.1
Size: 53 MB
Requires: iOS 15.1 or later
Compatibility: iPhone, iPad, iPod touch
Languages: English, French, Portuguese, Chinese, Spanish
Age rating: 4+
Released: March 20, 2024
Last updated: April 29, 2026
Developer: Cornerstone Calvary Chapel C3, Inc

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Grade C

Number of ratings (2): More ratings make the average more convincing.
App name length (14 / 30): There’s room for a keyword after your brand, e.g. “Brand: What it does”.
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Alternatives to Cornerstone C3

Looking for apps like Cornerstone C3? Here are 6 similar apps on the App Store. The highest rated is Cornerstone Chapel App (5.0/5), and all 6 are free to download.

Cornerstone C3 vs. alternatives
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Cornerstone C3	5.0 / 5 (2 ratings)	Free	April 29, 2026
Calvary Chapel Cornerstone	4.0 / 5 (1)	Free	Oct 3, 2026	Compare
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The Rock Calvary Chapel	4.8 / 5 (6)	Free	May 1, 2026	Compare
Calvary Chapel Costa Mesa	4.7 / 5 (11)	Free	Nov 27, 2024	Compare
Calvary Church NM	5.0 / 5 (6)	Free	Aug 15, 2026	Compare

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