CATALYST for Learning vs ACOOG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
CATALYST for Learning
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CATALYST is a longitudinal formative assessment platform based on cognitive learning principles designed to promote more durable and complex learning. CATALYST offers practice-relevant content at spaced intervals with immediate feedback and related reference materials. It also offers mobile accessibility, improvement resources and short questions to fit busy schedules. CATALYST can be customized to meet client requirements and presents an alternative format for low/medium-stakes assessments as well as more high-stakes examinations traditionally administered by specialty medical boards.
ACOOG
Access live and online continuing medical education, forums, news, and resources from the American College of Osteopathic Obstetricians and Gynecologists. Stay connected year-round with this easy-to-use tool.
- Live and online CME access
- ACOOG forums
- News and newsletters
- Resources
- Access to past activity materials
- Year-round connectivity
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The ACOOG App provides convenient access to all things ACOOG. It includes access to live and online CME, ACOOG’s forums, news and newsletters, resources and much more. Easily access materials from activities you’ve attended, The ACOOG App is your easy to use, year-round tool to stay connected with the American College of Osteopathic Obstetricians and Gynecologists.
Screenshots
Verdict
The clearest difference is update cadence: ACOOG at every 5 weeks against CATALYST for Learning's every 48 months. CATALYST for Learning's advantage is iOS requirement (10.0 vs 13.0). 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.
CATALYST for Learning ships an update every 48 months, ACOOG every 5 weeks. The most recent releases landed on September 10, 2026 and September 17, 2026 respectively.
| Parameter | CATALYST for Learning | ACOOG |
|---|---|---|
| Price | Free | Free |
| Rating | — | 5.0 (2 ratings) — better |
| Number of ratings | — | 2 — better |
| Update frequency | Every 48 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 10.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 4 MB | 30 MB |
| Age rating | 17+ | 12+ |
| Developer | Internet Testing Systems (ITS) | American College of Osteopathic Obstetricians & Gynecologists |
In-app purchases
CATALYST for Learning
No in-app purchases
ACOOG
No in-app purchases
Questions
Is CATALYST for Learning free?
Is ACOOG free?
Do CATALYST for Learning or ACOOG have ads?
Which is updated more often, CATALYST for Learning or ACOOG?
Other comparisons
