ASPN Go vs PREP Self
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ASPN Go
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The official American Society of Pediatric Nephrology (ASPN) app is your year-round connection to a wealth of resources and opportunities. Designed for ASPN members only, this app provides seamless access to events, curated content, and collaborative tools, fostering a dynamic community within the field of pediatric nephrology.
PREP Self
Access trusted pediatric learning content through a new mobile app. Build a personalized question bank by selecting blocks from various content areas to fit your learning style and schedule. Earn CME credits and MOC points with each block.
- Trusted PREP content
- Customizable question bank
- Case-based questions
- Earn CME credits
- Earn MOC points
- Modern user interface
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Trusted PREP® Content, New Mobile App! For nearly 45 years, the PREP Self-Assessment Program has been a trusted source for pediatric learning and professional growth. Now, we're reimagining the experience. Meet PREP Blocks: A new, customizable way to access the same trusted PREP questions you know and value, designed to fit your learning style, pace, and schedule. • Enjoy a modern, user-friendly interface with a long-awaited mobile app and new desktop experience • Build a Question Bank by selecting blocks from content areas that match your goals • 20 case-based questions per block • Earn up to 4 AMA PRA Category 1 Credits™ and 4 MOC Part 2 Points with each block
Screenshots
Verdict
The clearest difference is update cadence: PREP Self at daily against ASPN Go's every 6 months. 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.
ASPN Go ships an update every 6 months, PREP Self daily. The most recent releases landed on September 23, 2026 and September 22, 2026 respectively.
| Parameter | ASPN Go | PREP Self |
|---|---|---|
| Price | Free | Free |
| Rating | — | 3.7 (9 ratings) — better |
| Positive reviews | — | 66.7% of reviews |
| Number of ratings | — | 9 — better |
| Update frequency | Every 6 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 55 MB | 44 MB |
| Age rating | 17+ | 4+ |
| Developer | The American Society of Pediatric Nephrology | American Academy of Pediatrics |
In-app purchases
ASPN Go
No in-app purchases
PREP Self
No in-app purchases
