Z dive log vs Boat HIN Decoder
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Z dive log
Easily manage your SCUBAPRO Z1 dive computer logs and settings. Download dive data via Bluetooth, add details like location and photos, and configure your dive computer's preferences.
- Download dive logs via Bluetooth
- Enter and edit dive log details
- Add photos to dive logs
- View dive statistics at a glance
- Configure Z1 dive computer settings
- Save and share depth graph images
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With "Z dive log" and "SCUBAPRO Diving Computer Z1" you can enjoy diving log management and Z1 settings easily. You can download Z1's diving log data via Bluetooth and you can enter the diving point, weather etc on the smartphone. ● Download dive logs Tap the upper right "Download" button of Z dive log then set your Z1 to Bluetooth Mode "ON", Z dive log automatically start downloading dive logs. If the "Download button is not displayed, tap the "Dive Log" button at the bottom of the display. Downloaded logs are displayed in the Dive Log List and you can check log list by swiping. On the Dive Log List screen, you can check the total dive times, total dive time, maximum water depth and maximum dive time etc at a glance, and you can tap each log to see the details. - List of Z1 log items that can be downloaded by Z dive log Date Start time End time Depth Graph* Max. Depth Avg. Depth Max. Depth Temp O2 Indicator N2 Indicator Warnings * Depth graph is created automatically. ● Checking, entering, and correcting dive log details You can enter the log details when you tap each log from Dive Log List. You can fill in the same way as the paper log book, such as Location, Spot, photos, tanks, exposure protection, sea condition, buddy/instructor and comments. If you attach a photo, the photo will be displayed on the Dive Log List screen and you can enjoy a colorful logbook. You can put 3 photos, main photo, instructor photo and buddy photo in one log. - List of items that can be input / modified in Z dive log Location Location Spot Entry Dive Log Date Start time End time Depth Graph Max. Depth Avg. Depth Min Temp O2 Indicator N2 Indicator Warnings Photo Tank Tank Material Gas Tank Capacity Start Pressure End Pressure Exposure Protection Suit Glove Boot Hood Inner Weight Sea Condition Weather Temperature Surface Temperature Bottom Temperature Visibility Wave Height Current Surge Wind Direction Wind Speed Buddy/Instructor Instructor Instructor No. Instructor Photo Buddy Buddy Photo Comments ● Saving the Depth Graph Image Tap the image of the depth graph on the log detail screen to save the depth graph image. You can upload the saved image to SNS or check on the PC. ●Tap the "Z1 Setting Change" tab at the bottom of the screen. On the Z1 Setting Change screen, you can set Basic Configuration, Dive Setting, Alarm Setting, Timer Setting, Configuring Time and Date Settings and World Time. You can change the Z1 settings from Z dive log. Tap the "Reading" button at the top right of the screen and tap the CONNECT button. Set your Z1 to Bluetooth Mode and press PLAN button once to change Bluetooth state "ON". Starts connection and reads the Z1 settings. After reading, you can change Z1 settings from Z dive log. Change the item you want to change and tap the "Writing" button and set your Z1 to Bluetooth Mode "ON", the Z1 settings are changed. -Z dive log Setting · Support menu list App Settings App color scheme Restore deleted Dive Log Items of Log display Tank Exposure Protection Sea Condition Buddy/Instructor Photo Unit Depth Temperature Pressure Volume Weight Log Data Export About Z dive log Web manual Introducing app to friends Write a review on the app store ● Export Log data CSV Choose the Export menu from the Settings / Support menu. A confirmation message will be displayed. Save the CSV data to the destination you want to save. You can check the saved CSV data on the PC.
Boat HIN Decoder
Decode any boat's Hull Identification Number (HIN) with this app. It provides comprehensive Coast Guard manufacturing details, including manufacturer, model year, and production dates. The app features intelligent error correction for accurate results.
- Decode all three HIN formats
- Access Coast Guard manufacturing details
- Intelligent error correction
- User-friendly interface
- Provides manufacturer information
- Identifies boat model year
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Unlock the secrets of the sea with our cutting-edge Boat HIN Decoder! Seamlessly designed app that effortlessly decodes all Coast Guard manufacturing details hidden within Hull Identification Numbers (HIN). Whether it's the straight year format HIN, model year formant HIN or current style format HIN we've got you covered. Dive into the maritime world confidently, as our app guides you through decoding HINs, providing comprehensive Coast Guard manufacturing information. Never miss a detail, whether it's the manufacturer's information, boat model year, or production year/month (some HIN formats). Worried about data entry mistakes? No problem! Our intelligent system anticipates errors and prompts you for corrections, ensuring accurate and reliable results. Smooth sailing from start to finish! Features: - Decode all three HIN formats effortlessly - Access Coast Guard manufacture details with ease - Intelligent error correction for accurate decoding - User-friendly user interface for seamless navigation Set sail on a journey of knowledge and precision. Download now and decode the mysteries beneath the surface with our Boat HIN Decoder! #BoatHINDecoder #MaritimeMastery"
Screenshots
Verdict
Z dive log and Boat HIN Decoder both sit at 5.0 stars, but that hides the real split: 100% of Boat HIN Decoder's written reviews are positive against 58% of Z dive log's. Boat HIN Decoder also leads on update cadence (every 9 days vs every 4 months) and device support (3 vs 1). On price, rating, 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.
On the App Store both sit at effectively the same score — 5.0 for Z dive log against 5.0 for Boat HIN Decoder. Both are backed by a comparable volume of ratings — 1 and 3 respectively. Written reviews are what separate them: 58% of Z dive log's written reviews are positive against 100% of Boat HIN Decoder's.
Z dive log ships an update every 4 months, Boat HIN Decoder every 9 days. The most recent releases landed on September 19, 2026 and September 21, 2026 respectively.
| Parameter | Z dive log | Boat HIN Decoder |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (1 ratings) | 5.0 (3 ratings) |
| Positive reviews | 58.3% of reviews | 100.0% of reviews — better |
| Number of ratings | 1 | 3 — better |
| Update frequency | Every 4 months | Every 9 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad, iPod — better |
| Requires iOS | 16.0 | 12.0 — better |
| Further details — not scored | ||
| Size | 40 MB | 36 MB |
| Age rating | 4+ | 17+ |
| Developer | SCUBAPRO ASIA LTD. | Allytech LLC |
Customer experience
Z dive log
Boat HIN Decoder
In-app purchases
Z dive log
No in-app purchases
Boat HIN Decoder
No in-app purchases
Questions
Is Z dive log free?
Is Boat HIN Decoder free?
Which has better reviews, Z dive log or Boat HIN Decoder?
Do Z dive log or Boat HIN Decoder have ads?
Which is updated more often, Z dive log or Boat HIN Decoder?
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