CAScience vs CSTA Events
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CAScience
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California Association of Science Educators (CASE) will be the leader in working for every educator to build scientific literacy and agency for themselves and for all students. CASE is a non-profit 501(c)(3) membership organization that represents science educators statewide in every science discipline at every grade level, Kindergarten through Higher Education. CASE demonstrates leadership in science education in the state by organizing and participating in statewide reform initiatives, and provides leadership opportunities for members who wish to serve on state advisory committees, including framework, standards, and textbook committees. CASE sponsors the California Science Education Conference, the largest state conference designed specifically for science educators statewide and publishes California Classroom Science, a bi-monthly e-newspaper packed with news, information, resources, ideas, and activities of current interest to science educators.
CSTA Events
Access the official schedule for the CSTA annual conference. Connect with other attendees and manage your event experience. Login using your event registration email.
- Event schedule access
- Connect with attendees
- Login with registration email
- Official conference app
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Attendees registered for the CSTA annual conference can download the official app. Access the event schedule, connect with fellow attendees, and more! To login to the app, use the email address you used to register for the event.
Screenshots
Verdict
The clearest difference is update cadence: CAScience at fortnightly against CSTA Events's every 4 months. CAScience also leads on iOS requirement (15.0 vs 17.0). On price, ads, in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
CAScience ships an update fortnightly, CSTA Events every 4 months. The most recent releases landed on September 14, 2026 and June 1, 2026 respectively.
| Parameter | CAScience | CSTA Events |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (1 ratings) — better |
| Number of ratings | — | 1 — better |
| Update frequency | Fortnightly — better | Every 4 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 53 MB | 67 MB |
| Age rating | 4+ | 17+ |
| Developer | California Science Teachers Association | Computer Science Teachers Association LLC |
In-app purchases
CAScience
No in-app purchases
CSTA Events
No in-app purchases
Questions
Is CAScience free?
Is CSTA Events free?
Do CAScience or CSTA Events have ads?
Which is updated more often, CAScience or CSTA Events?
Other comparisons
