ADI BOOK vs DIFY
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ADI BOOK
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The ADI Book Student app is super helpful and makes communication between students and instructors easier, along with tracking progress, lesson times, and payments. This ADI Book student app allows students to easily track their progress and schedule driving lessons with their instructor. The ADI Book student app makes it easy to pay your instructor online and keep track of your payments. This app connects students and instructors on their journey of driving lessons.
DIFY
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DIFY connects learner drivers with local driving instructors - making it easy to find, book, and manage driving lessons all in one place. *For Learners:* - Search for driving instructors near you - Book and manage your lessons - Set your preferred meetup location - Pay securely in-app *For Instructors:* - Create your professional profile - Set your availability and teaching radius - Manage bookings in one place - Get discovered by learners in your area Download DIFY and get on the road.
Screenshots
Verdict
ADI BOOK and DIFY are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
ADI BOOK ships an update every 6 weeks, DIFY every 2 months. The most recent releases landed on October 25, 2026 and October 3, 2026 respectively.
| Parameter | ADI BOOK | DIFY |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 14.0.0 |
| Further details — not scored | ||
| Size | 35 MB | 63 MB |
| Age rating | 12+ | 4+ |
| Developer | ADI BOOK LIMITED | Y4 CSTM |
In-app purchases
ADI BOOK
No in-app purchases
DIFY
No in-app purchases
