Post Black Belt: BJJ Journal

Name: Post Black Belt: BJJ Journal
Author: Quartz You

LiveQuartz You8 apps · 6K installsHealth & FitnessFree · contains adsIn-app purchases: $2.99 - $69.99 per itemcom.quartz.postblackbelt

Log BJJ training, track belt & stripes, get AI technique picks and Health sync.

Alert me ★ Watch Open in Play ↗

Total installs: 4,438
Installs / day: 0
Rating: —★
Released: 18 Dec 2022
Last update: 7 Oct 2026
Countries: —

Install history

exact counter from Google Play

30dAll

Installs per day · last 90 days

Change timeline

No changes recorded yet. We compare every crawl with the previous one and list title, icon, screenshots, description, version, price and availability changes here.

Country availability

Availability has not been checked for this app yet. “Check all countries” looks the app up in about 140 Google Play storefronts and shows where it is live, listed but not installable, or missing — plus any country-specific (custom) store listings.

Top countries

Country data will be available soon.

We estimate where downloads come from using the app’s position in Google Play’s top charts in about 140 countries. This app is not in any chart we have collected yet; the estimate appears as soon as it is.

Top chart positions

Not in any tracked top chart.

App manifest

Read this app's manifest from Google Play: permissions, declared SDKs, components and AdMob app ID. Saved analysis appears here automatically.

Data safety

declared by the developer on Google Play

No data shared with third parties
Collects data Location, Personal info and 3 others
Data is encrypted in transit
You can ask for your data to be deleted

This is the developer's own declaration, summarised from the Play listing. The permissions below show what the app is technically able to access.

Permissions

13 in 6 groups

7 Sensitive2 Notable4 Routine

What this app can do with your phone

Use your camera to take photos and record videos
Record sound using your phone's microphone
Read photos, videos, and other files saved in your phone's shared storage
Add, change or delete photos, videos and other files in your phone's storage
Show its own windows or bubbles on top of other apps you are using

Photos/Media/FilesSensitive2

Access to photos, videos, music and other files stored on your device

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE

StorageSensitive2

Access to files, photos and media saved on your phone's storage

Read photos, videos, and other files saved in your phone's shared storageread the contents of your USB storage · READ_EXTERNAL_STORAGE
Add, change or delete photos, videos and other files in your phone's storagemodify or delete the contents of your USB storage · WRITE_EXTERNAL_STORAGE

CameraSensitive1

Access to your camera to take photos and record video

Use your camera to take photos and record videostake pictures and videos · CAMERA

MicrophoneSensitive1

Access to your phone's microphone to record sound

Record sound using your phone's microphonerecord audio · RECORD_AUDIO

Wi-Fi connection informationRoutine1

Access to details about Wi-Fi networks your device sees or uses

See whether Wi-Fi is on and details of the network you are connected toview Wi-Fi connections · ACCESS_WIFI_STATE

OtherSensitive6

Access to miscellaneous device features that don't fit other categories

Show its own windows or bubbles on top of other apps you are usingdraw over other apps · SYSTEM_ALERT_WINDOW
Start itself automatically as soon as your phone finishes turning onrun at startup · RECEIVE_BOOT_COMPLETED
Keep your phone's processor or screen from going to sleep, which can use more batteryprevent device from sleeping · WAKE_LOCK
Check whether you are online and whether you use Wi-Fi or mobile dataview network connections · ACCESS_NETWORK_STATE
Connect to the internet to load content and send datafull network access · INTERNET
Make your phone vibratecontrol vibration · VIBRATE

Show all 6 permission groups ▾Show fewer ▴

Sensitive = can reach personal data, location, camera/mic or act on your behalf. Notable = changes how your device behaves. Routine = normal for almost every app. Source: Google Play's permission list for all versions of this app.

Store listing

Full description

Post Black Belt is the ultimate BJJ log and training journal for Brazilian Jiu-Jitsu athletes. Whether you train once a week or daily, this BJJ diary helps you systematically track techniques, analyze patterns, and accelerate your martial arts journey with AI-powered recommendations. Key Features ▶ Purpose-Built BJJ Log Dedicated fields for partners, positions, techniques, and reflections. A BJJ diary designed for systematic jiu-jitsu tracking and long-term improvement. ▶ Capture Mat Moments Save insights, breakthroughs, and highlights in your BJJ training log. Never lose a valuable grappling lesson from the mats again. ▶ AI-Driven Technique Insights Analyze your BJJ log data to uncover patterns. AI recommendations help you focus on techniques that accelerate your martial arts mastery. ▶ Wear OS Watch App, Tile & Complications See this month's training calendar, your goal progress, and the belt you wear now on your wrist, then swipe for your full belt and stripe promotion journey. Add the tile for your belt and promotion countdown, or place a complication on your watch face. Works on Galaxy Watch 4 or later, Pixel Watch, and other Wear OS 3+ watches, together with the Post Black Belt app on your phone. Tiles and complications are Pro features. Additional Features ▶ 140+ BJJ Techniques Get smarter technique picks from Poble AI. Analyze your BJJ log data to uncover patterns. ▶ Widgets, Wear OS, and Health Connect Check training streaks in home screen widgets, and your belt and promotion countdown on your Wear OS watch. Every diary you save is recorded to Health Connect as a martial arts workout, with an optional calorie estimate. Health sync is a Pro feature. ▶ Everyday Porrada! Build a personal calendar for every training day. Dedicated fields for partners, positions, techniques, and reflections. ▶ Belt Milestones Track each stripe, promotion, and step forward. BJJ log app with AI technique tips, belt tracker & training diary. ▶ World Champions Study elite matches and world-class techniques. AI recommendations help you focus on techniques that accelerate your martial arts mastery. ▶ BJJ Feed Save training moments worth remembering later. Save insights, breakthroughs, and highlights in your BJJ training log. Join 6,000+ practitioners using the smartest BJJ app to reach black belt faster. Start your BJJ training log today and never forget a technique again! [Contact & Support] Instagram: @post_black_belt Email: [email protected] - Terms of Use: https://labs.quartz.best/en-US/pbb/terms-of-use - Privacy Policy: https://labs.quartz.best/en-US/pbb/privacy-policy

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