Dive Log Book vs Flaska
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Dive Log Book
Easily import and manage your dive profiles from compatible dive computers or manually log your dives. Access global dive weather conditions and a photo library of marine life for an enhanced diving experience.
- Import dive profiles from SmartTRAK/DataTRAK
- Transfer data from SCUBAPRO UWATEC computers
- Manual dive logging
- Photo library of marine life
- Global dive weather conditions
- Educational tool for divers
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Dive Log Book, developed by DNA BLU, allows you to import and display dive profile data from SmartTRAK and DataTRAK files from your PC, transferring them to your iPhone. This application allows divers to transfer and carry dive data from all dives recorded using SCUBAPRO UWATEC dive computers (Aladin, Smart and Galileo series). It also lets you manually insert dives on your iPhone. A photo library is also accessible, including various fish, corals and nudibranch images, resulting in an ideal educational tool for all levels of divers. This application also makes specific dive weather conditions easily accessible, including temperatures, winds, wave heights & lengths for the entire globe. This data is courtesy of NOAA, usno.navy.mil and the “Lamma Consortium of the Regione Toscana”.
Flaska
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A scuba tank calculator utility app -- calculates rock bottom air requirements, gas time, and transfills for various tank sizes.
Screenshots
Verdict
The clearest difference is update cadence: Flaska at every 2 months against Dive Log Book's every 5 months. Dive Log Book's advantage is iOS requirement (8.0 vs 13.0). 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.
Dive Log Book ships an update every 5 months, Flaska every 2 months. The most recent releases landed on September 20, 2026 and September 17, 2026 respectively.
| Parameter | Dive Log Book | Flaska |
|---|---|---|
| Price | Free | Free |
| Rating | 1.3 (3 ratings) — better | — |
| Positive reviews | 18.5% of reviews | — |
| Number of ratings | 3 — better | — |
| Update frequency | Every 5 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 28 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Massimiliano Petrucci | Kastelo AB |
In-app purchases
Dive Log Book
No in-app purchases
Flaska
No in-app purchases
Questions
Is Dive Log Book free?
Is Flaska free?
Do Dive Log Book or Flaska have ads?
Which is updated more often, Dive Log Book or Flaska?
Other comparisons
