Session vs Book
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Session
Manage your photography sessions, bookings, and schedule directly from your mobile device. This app requires an existing Session account to access your information.
- View session details
- Manage bookings
- Access calendar on the go
- Requires Session account
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View your session details, bookings and calendar on the go. A Session account is required to use the Mobile App.
Book
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Online booking system. Booking application for your company. Let schedule appointments for clients, get reminders online 24/7. Free version
Screenshots
Verdict
The clearest difference is update cadence: Book at every 3 days against Session's every 3 months. Book also leads on device support (3 vs 1) and iOS requirement (13.0 vs 16.4). On price, 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. Neither carries in-app purchases, so what you see is what you pay.
Session ships an update every 3 months, Book every 3 days. The most recent releases landed on August 27, 2026 and March 3, 2026 respectively.
| Parameter | Session | Book |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (28 ratings) — better | — |
| Positive reviews | 78.6% of reviews | — |
| Number of ratings | 28 — better | — |
| Update frequency | Every 3 months | Every 3 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 88 MB | 38 MB |
| Age rating | 4+ | 4+ |
| Developer | Session Technologies, LLC | Marlenus, LLC |
In-app purchases
Session
No in-app purchases
Book
No in-app purchases
