ExpertZone vs Preamble
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ExpertZone
This app provides sales professionals with the latest information on Microsoft products and services. It's designed for quick and easy access to learning resources, whether you're on the sales floor or on the go.
- Microsoft product learning
- Sales professional empowerment
- Latest product information
- Mobile accessibility
- On-the-go learning
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Microsoft’s learning platform supporting partner sales pros on their journey to the top of the peaks of knowledge. EZ’s mission is to empower sales professionals with the latest information about Microsoft products and services. We’re excited to introduce the EZ mobile app, making it quicker and easier than ever to use while on the sales floor or on-the-go.
Preamble
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Preamble turns constitutions into something you can read, hear and understand. Explore complete constitutional texts for free, then listen to professional narration that highlights each clause as it is spoken. It is civic knowledge made clear and accessible. READ FOR FREE • Complete constitutional texts • Every chapter, article and clause • Powerful full-text search • Bookmarks and reading progress • Light and dark reading modes • Offline civic quizzes LISTEN AND FOLLOW ALONG Chapter One audio is free for every narrated constitution. Unlock a country’s complete narration permanently with a one-time purchase, or subscribe for access to every narrated country. • Tap any clause to hear it from that exact point • Follow clause-accurate highlighting • Download chapters for offline listening • Continue seamlessly between chapters • Restore eligible purchases across your Apple devices TEST YOUR KNOWLEDGE Build custom quizzes by country and topic, choose the number of questions, or challenge yourself in beat-the-clock mode. A GROWING GLOBAL LIBRARY Explore constitutions from Africa, the Americas, Europe, Asia and Oceania. Narrated collections are clearly identified, while every available constitutional text remains free to read. BUILT FOR EVERYONE Students, journalists, lawyers, civic educators, and anyone who wants to know their rights. Preamble is an independent educational reference. It is not affiliated with, authorized by, or endorsed by any government or government entity. Every constitution is reproduced from an official government or authoritative legal source — see the full list at https://preamble.pleet.app/sources. PURCHASE OPTIONS Read every available constitution for free. Audio narration can be unlocked in two ways: ONE TIME PER COUNTRY PURCHASE Unlock the complete narration for an individual country permanently. • Individual country narration — $5.99 one time • Includes all narrated chapters for that country • No recurring charge • Restore eligible purchases across your Apple devices PREAMBLE PREMIUM Preamble Premium unlocks the complete narration of every narrated country. • Monthly — $2.99 per month • Annual — $29.99 per year Payment is charged to your Apple Account at confirmation of purchase. Subscriptions renew automatically unless cancelled at least 24 hours before the end of the current period. Your account is charged for renewal within 24 hours before the period ends. Manage or cancel your subscription in your Apple Account settings after purchase. One time country purchases do not expire and do not automatically renew. Privacy Policy: https://preamble.pleet.app/privacy Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: ExpertZone at none against Preamble's 5. On price, ads, device support and iOS requirement 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. Preamble sells 5 in-app purchases, starting at $2.99 per month. ExpertZone asks for nothing beyond the download.
| Parameter | ExpertZone | Preamble |
|---|---|---|
| Price | Free | Free |
| Rating | 4.2 (12 ratings) — better | — |
| Positive reviews | 43.5% of reviews | — |
| Number of ratings | 12 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.6 | 15.0 — better |
| Further details — not scored | ||
| Size | 184 MB | 50 MB |
| Age rating | 4+ | 4+ |
| Developer | CoSo Cloud LLC | Baulin Technologies |
In-app purchases
ExpertZone
No in-app purchases
Preamble
- Preamble All-Access (Monthly)$2.991 Month
- Preamble Premium — Annual$29.991 Year
- Ghana Full Audio Narration$5.99
- Nigeria Constitution Audio$5.99
- United States Constitution Audio$5.99









