AB vs AB
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
AB
Prepare for the Microsoft 365 Copilot and Agent Administration Fundamentals exam with daily practice questions. Target weak areas, review explanations, and track your progress towards exam readiness with timed sessions.
- Daily practice questions
- Targeted domain practice
- Review explanations
- Track exam readiness
- Timed practice sessions
- Progress tracking
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AB-900 Practice Test gives you focused mobile practice built around Microsoft 365 Copilot and Agent Administration Fundamentals (AB-900). Use the app to: - answer more daily questions - target your weakest domain - review explanations and source-backed answers - track exam readiness over time - move into longer timed practice sessions The website gives you a clean daily sample. The app gives you the fuller study flow, larger rotating bank, and better progress tracking. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://dotcreds.com/ab-900-privacy.html
AB
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The serious study companion for AB-900 (Microsoft 365 Copilot and Agent Administration Fundamentals). 500 original questions built to the official Study Guide, plus a full-length mock exam. One-time purchase, no subscription, fully offline. ■ 500 original questions, built to the official Study Guide Authored to match the AB-900 blueprint across all 3 domains — never copied from Microsoft practice questions, docs, or admin-center screenshots. Three question types: single choice, multiple response, and matching. ■ Three-layer explanations: learn by understanding - Per-option rationale (why each choice is right or wrong) - An overall explanation for the question - Source references (Microsoft Learn) The role differences between easily-confused products — DLP vs sensitivity labels, Defender vs Purview — finally click. Build real knowledge instead of relying on elimination. ■ Full-length mock exam Recreates the real exam (~45 minutes, pass mark 700/1000). After finishing, per-domain accuracy reveals your weak spots. Choose 5–50 questions. ■ Structured, efficient study - Study by domain and section across all 3 domains (focus on the high-weight, tricky Purview domain) - 5 study modes (sequential, shuffle, weak-spot focus, favorites, review, and more) - Progress syncs across your devices via iCloud ■ Bilingual JA/EN to master the terminology AB-900 can be taken in Japanese, but product and admin-center names (Microsoft Purview, Microsoft Entra ID, Defender XDR, etc.) are in English. Switch between Japanese and English to understand the material and lock in the English terms. ■ About AB-900 Microsoft 365 Copilot and Agent Administration Fundamentals. A fundamentals certification covering core Microsoft 365 services and security, data protection and governance with Microsoft Purview, and administration of Microsoft 365 Copilot and agents — from an administrator's perspective. ■ Pricing (one-time, no subscription) - Try the first 10 questions of each domain (30 total) plus one mock exam for free. - A single ¥1,280 purchase unlocks all 500 questions and the mock exam. No monthly fees, no extra charges. ■ Compatibility Works on iPhone and iPad. Runs fully offline, so you can study anywhere. ――― Microsoft, Microsoft 365, Copilot, and Purview are trademarks of Microsoft Corporation. This is an independent exam-prep app and is not endorsed by, affiliated with, or sponsored by Microsoft. ----- Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy Policy: https://docs.google.com/document/d/e/2PACX-1vRQLBWxPqUWFXYXLn2AgY23zdORK5tRzj3SiUb1MVcWIfksqlRJYOQT1QdLCRzuMILG_RIxFpojRXvc/pub
Screenshots
Verdict
The clearest difference is iOS requirement: AB at 15.1 against AB's 18.6. On price, update cadence, ads and in-app purchases 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. AB sells 4 one-off in-app purchases and AB sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
AB ships an update weekly, AB every 9 days. The most recent releases landed on August 2, 2026 and September 13, 2026 respectively.
| Parameter | AB | AB |
|---|---|---|
| Price | Free | Free |
| Rating | 4.0 (2 ratings) — better | — |
| Number of ratings | 2 — better | — |
| Update frequency | Weekly — better | Every 9 days |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.1 — better | 18.6 |
| Further details — not scored | ||
| Size | 42 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Thomas Baric | Atsuhiro Inoue |
In-app purchases
AB
- AB-900 Pro$2.99
- AB-900 Pro$4.99
- Microsoft Business AI Bundle$6.99
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- Azure AI Bundle$9.99
AB
- Unlock All Questions$12.99





