Piazza vs RGCSD
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Piazza
This platform facilitates communication and learning for higher education. Students can ask and answer questions, while instructors can monitor student engagement. It provides real-time updates and a centralized space for class interactions.
- Ask and answer questions
- Real-time updates
- Centralized class communication
- Student engagement monitoring
- Mobile access for students and instructors
Read full descriptionHide full description
Piazza is the leading social learning platform for higher education, used by hundreds of thousands of students and more than 15 thousand professors for centralized class communications and polling. If you're a student, the Piazza app lets you ask and answer questions in all your Piazza classes from your mobile device, and updates you in real time when your peers are engaged. If you're an instructor, the app gives you a simple way to check in on your students during those spare moments between meetings. Stay connected to your class with Piazza!
RGCSD
Access past and current sermon series from a church community. Stay updated on church activities and learn about their beliefs. This app provides spiritual content and community information.
- Listen to sermon series
- Get church updates
- Learn about church beliefs
- Access spiritual content
- Community information
Read full descriptionHide full description
Redeemer's Grace Church San Diego, an app for listening to past and current sermon series and getting updates about what we're doing. If you're new to our church, be sure to check out what we believe in on our website! Mobile app version: 6.20.0
Screenshots
Verdict
The clearest difference is rating: RGCSD at 5.0 against Piazza's 2.1. Piazza's advantage is update cadence (every 11 days vs every 2 months) and ratings volume (279 vs 18). On price, ads, in-app purchases and monetization model 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
RGCSD holds the better App Store score, 5.0 against 2.1. That said, the two scores are not equally well evidenced: Piazza has 279 ratings behind it against 18, so its average is the more settled of the two.
Piazza ships an update every 11 days, RGCSD every 2 months. The most recent releases landed on October 14, 2026 and October 3, 2026 respectively.
| Parameter | Piazza | RGCSD |
|---|---|---|
| Price | Free | Free |
| Rating | 2.1 (279 ratings) | 5.0 (18 ratings) — better |
| Positive reviews | 14.2% of reviews | — |
| Number of ratings | 279 — better | 18 |
| Update frequency | Every 11 days — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.1 — better |
| Further details — not scored | ||
| Size | 3 MB | 52 MB |
| Age rating | 4+ | 4+ |
| Developer | Piazza Technologies, Inc. | Grace Redeemer's Church (San Diego) |
Customer experience
Piazza
RGCSD
Bugs and requests
Piazza
Reported bugs
4 issues- Inability to post or reply
- Randomly logs out users
- Fails to load posts and resources
- Incompatible with newer iOS versions
Requested features
5 requests- Dark mode option
- Ability to access course materials
- Improved formatting and editing tools
- Better organization of posts and discussions
- Seamless integration with web version
RGCSD
Not enough reviews yet to summarise bugs or requests.
In-app purchases
Piazza
No in-app purchases
RGCSD
No in-app purchases
