Comparison

Ossify vs JudoFlow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Ossify

Features
Read full description

Ossify is the home for Brazilian Jiu-Jitsu. Built for the people who actually train — athletes, coaches, gym owners — Ossify connects every mat, every round, and every promotion in one place. For athletes — free, forever. • Find a gym anywhere in the world on the discovery map • Drop in to listed gyms while traveling, with one tap • Track every class, every round, every belt promotion • See your training history, mat time, and progression at a glance • Join your home gym, view the schedule, and check in to class • Log a session you forgot to check into, up to a week later • Get announcements from your coaches For gym owners — everything, free. Every gym gets a page on the discovery map — and the full toolkit to run it: • Member roster with belt ranks, attendance, and contact info • Class schedule with capacity, instructors, and check-ins • Drop-in approvals from visiting practitioners • Belt promotion tracking and history • Gym announcements pushed to every member • Membership start/end dates, with freeze and resume • A curated links section for your members • Join request approvals • Verified badge once your listing is approved Everything in Ossify is free — there are no paid tiers, no subscriptions, and nothing to buy. Designed for travel. Whether you’re rolling in São Paulo, Tokyo, or your home academy on a Tuesday night, Ossify keeps your training in one feed. One platform. Every mat. Privacy first. Email-only sign-in. No password, no social tracking. Your training history is yours. Pricing Ossify is free to download and use, for athletes and for gyms. There are no in-app purchases. Terms: https://ossify.app/en/terms Privacy: https://ossify.app/en/privacy Oss, mat. Oss, gym.

About

JudoFlow

This app helps judokas of all levels track techniques, log training sessions, and analyze progress. Connect with a global community, share achievements, and gain insights into your development. Features offline access and data export.

Highlights
  • Technique tracking with categories and positions
  • Detailed training session logging
  • Visual analytics and progress charts
  • Global community sharing and comparison
  • Advanced search and filtering
  • Offline-first design
  • Data export
Features
Read full description

Master your Judo journey with JudoFlow, the essential training companion designed by judokas, for judokas. Whether you're a white belt taking your first steps or a seasoned black belt refining your game, JudoFlow helps you track, analyze, and improve your Judo. BUILD YOUR TECHNIQUE LIBRARY Create your personal database of Judo techniques with our intuitive categorization system. Organize moves by type (Throw, Pin, Submission, Grip, Escape, Breakfall and more) and smart custom tags. Add detailed notes and links, and connect techniques into flowcharts that map how your game fits together. LOG TRAINING SESSIONS Record every session with detailed tracking. Log your practice methods (randori, uchikomi, ne-waza, kata, shiai), count your throws and pins, rate your satisfaction, attach photos and videos, and link the techniques you worked on. In-progress logs save automatically as drafts, so nothing is lost. JOIN THE COMMUNITY Join a global community of judoka on your journey. Share your training sessions to inspire others, follow training partners, comment on their progress, and celebrate each other's achievements. Find your dojo in the directory, see who's on the tatami today, and climb the dojo and global leaderboards. You can even share techniques from your library directly with people you follow. WEEKLY REPORTS Every week, your training becomes a swipeable story: time on the mats, top throws and pins, techniques learned, training partners, and week-over-week trends — ready to share to your Instagram story. POWERFUL ANALYTICS Visualize your Judo development with insightful charts and statistics. See your throws and pins over time, which techniques you drill most, your training frequency and satisfaction trends, and the gaps in your game so you can make data-driven decisions about your training focus. SMART FILTERING & SEARCH Quickly find any technique in your library with advanced filtering. Search by name, category, position, or notes. Filter your sessions by date, type, or satisfaction. Never lose track of that throw your sensei showed you three months ago. KEY FEATURES: Comprehensive technique tracking with categories, tags and flowcharts Detailed session logging with throws, pins and satisfaction ratings Weekly training reports and progress charts A global Judo community: feed, dojos, leaderboards and technique sharing Advanced search and filtering Free cloud backup and sync when you sign in Export your data anytime Download JudoFlow today and take control of your Judo journey! JUDOFLOW PRO — PAID SUBSCRIPTION (7-day free trial) Upgrading to JudoFlow Pro unlocks: AI Coach — chat with an AI judo coach that knows your real training history; advanced trends analytics; photo & video uploads on your techniques; voice-powered session logging; training goals with progress tracking; kyu progression tracking; full data backup export including your media; and AI-powered bulk import. Subscription auto-renews unless cancelled at least 24 hours before the end of the period. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Ossify4 screens
JudoFlow4 screens

Verdict

The call

The clearest difference is in-app purchases: Ossify at none against JudoFlow's 3. On price, update cadence, ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. JudoFlow sells 3 in-app purchases, starting at $4.99 per month. Ossify asks for nothing beyond the download.

UpkeepUpdate frequency

Ossify ships an update every 3 weeks, JudoFlow monthly. The most recent releases landed on October 30, 2026 and November 9, 2026 respectively.

Scorecard1 real difference · 9 level
Ossify versus JudoFlow: the parameters behind the verdict, then further details
ParameterOssifyJudoFlow
PriceFreeFree
Rating—4.9 (18 ratings) — better
Positive reviews—100.0% of reviews
Number of ratings—18 — better
Update frequencyEvery 3 weeks — betterMonthly
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPod — betteriPhone
Requires iOS15.1 — better16.4
Further details — not scored
Size50 MB95 MB
Age rating12+4+
DeveloperPIOTR PESTKADAVID ANTHONY KIELY

In-app purchases

None

Ossify

No in-app purchases

3 purchases

JudoFlow

Subscriptions2
  • Monthly Pro Membership$4.991 Month
  • Pro Membership7 Days trial$29.991 Year
One-time1
  • Lifetime Pro$49.99

Questions

Is Ossify free?
Ossify is free to download, with no in-app purchases.
Is JudoFlow free?
JudoFlow is free to download, with in-app purchases available.
Do Ossify or JudoFlow have ads?
Neither Ossify nor JudoFlow shows ads.
Which is updated more often, Ossify or JudoFlow?
Ossify ships an update every 3 weeks, and JudoFlow monthly. Most recently, Ossify was updated on October 30, 2026 and JudoFlow on November 9, 2026.

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