SubmitKit vs RookFlow
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SubmitKit
Easily save and organize BJJ technique videos from social media into a personal library. AI automatically tags each technique, allowing for quick searching and filtering to build and improve your grappling game.
- Import videos from Instagram and Facebook
- AI auto-tagging of techniques
- Full-text search of library
- Filter by technique tags
- Track drilled techniques
- Build personalized BJJ game
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You save the video. Then it disappears. Buried in Instagram saves. Lost in a folder you’ll never open. Gone by the time you actually need it. SubmitKit fixes that. In a few taps, you can import any BJJ technique video from Instagram or Facebook directly into your own personal library. No more scrolling back through months of saved posts. No more screenshot folders. No more forgetting that sweep you were obsessed with for a week. IMPORT IN SECONDS See a technique you love? Tap share, select SubmitKit, and open the app. Your video is in your library in seconds, tagged and ready whenever you are. AI TAGS EVERY TECHNIQUE AUTOMATICALLY You don’t have to organise anything. SubmitKit’s AI reads each video and tags it instantly — by technique type, position, gi or no-gi, and difficulty level. Every technique lands exactly where it belongs, without you lifting a finger. SEARCH YOUR ENTIRE LIBRARY Looking for everything you’ve saved from closed guard? Filter by position. Want no-gi submissions only? One tap. SubmitKit turns your growing collection into something you can actually navigate and use. BUILD YOUR GAME BJJ rewards people who know their game. Not a little of everything — a deep, connected set of techniques that work together. SubmitKit is where you build that. Import the techniques that suit your body type, your style, your goals. Review them before training. Track what you’ve drilled. Watch your game take shape. Whether you’ve just stepped on the mat for the first time or you’ve been training for a few years and want to get serious about your development — SubmitKit gives you a system. WHAT YOU GET • Import technique videos from Instagram and Facebook • AI auto-tagging by type, position, gi/no-gi, and difficulty • Full-text search across your entire library • Filter by any combination of tags • Mark techniques as drilled to track your progress • Clean, fast, dark interface built for grapplers 7-DAY FREE TRIAL Start your free 7-day trial when you’re ready — explore the full app, import as many techniques as you want, and see exactly what SubmitKit does for your game before you spend a cent. After your trial, SubmitKit is $6.99/month or save with an annual plan. Build Your Game. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
RookFlow
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A map of grappling, in your hand. RookFlow is the GrappleMap: 601 named jiu-jitsu positions and 1,733 moves between them, drawn live in 3D, in an app that works with the radio off. A position is a place. A technique is a road. What you can do from where you are is exactly the map's edges. It opens on a gym, and its rooms are doors. The mat holds HELM, DRILL and ROLL; the office keeps your game plans, the weights room your training log. Long-press to move the rooms around. THREE DOORS ON THE MAT HELM — You are halfway through a roll. See what you can do from here. The moves out of the position sit under your thumb: drag one through its real keyframes, let go past halfway and it commits. Switch on Handles and the body is the menu: pull a joint, take its move. Or search the 601 by name, tag or the source it was checked against. DRILL — Pick a chain. Rep it till it's yours. Moves on a loop, with a rep counter and a goal. Five classics on the shelf, or make your own from any two positions. Half speed, mirrored, step by step. Switch the voice on and it calls each move by name, so the phone can stay by the wall. Send a chain as a link, or as a video. ROLL — Five minutes. Somebody's gotta tap. Two people sparring through the map, with a broadcast scoreboard and a coach's notes. In the academy, a real gym shot in the round, as Dummy, Stick or Shonen. RECALL Recall hides the next move and asks you for it. What comes back is what you own. Each rep grades itself by how fast you answered, and a spaced-repetition schedule (FSRS) says when the chain comes back. One reminder a day says what is due. The home-screen widget shows today's reviews and your streak, and at its larger sizes you answer them right there. THE REST OF THE BUILDING • Training log: classes, open mats, competitions. What you worked on lights up on the map, and what is going cold comes back to you. • Game plans: what you go for from a position, and what you switch to when they stop it, grown one move at a time. Drill a branch, or send the plan as a link. • The clock: rounds on the bags, circuits on the turf, breathing in the zen room, seven in all. Keep your own setups. The bells play over your music. • The dojo: warm up, drill, roll, three half hours on one clock. Follow it through and you have taken a class. • The wrestling room: the standing part of the map, until a takedown lands. Then a handshake, and again. • The rooftop: where the device can do AR, the mat stands on your own floor, at full size. • The ladder: training pays points, points climb levels, and levels and feats give your gym paint, decor and new looks. OFFLINE, AND HONEST ABOUT IT • The map ships inside the app. Nothing loads. • No account needed. No ads. No tracking. • Without an account, four things leave the device, and none says who you are: a short note each time the app opens, a crash report if it crashes or gets past an error, anonymous usage statistics (which screens are opened, and twenty-eight things done in them), and the GrappleMap repository's star count on the credits screen. The first three can be switched off: scroll below the gym and tap Privacy. • Without an account, your log and plans are never sent. • The map is Eelis van der Weegen's GrappleMap, in the public domain. We added 248 moves: 25 cut from Harmony4D's motion capture of real sparring, and ways out of the positions that had none. Each was watched before it went in. iPhone and iPad. On iPad, landscape puts the position beside its moves. On iPhone, a running clock counts down on the lock screen. RookFlow is an independent tool, not affiliated with or endorsed by any federation or academy.
Screenshots
Verdict
The clearest difference is in-app purchases: RookFlow at none against SubmitKit's 2. RookFlow also leads on update cadence (every 3 days vs weekly). On price, ads, device support and iOS requirement 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. SubmitKit sells 2 in-app purchases, starting at $6.99 per month. RookFlow asks for nothing beyond the download.
SubmitKit ships an update weekly, RookFlow every 3 days. The most recent releases landed on October 8, 2026 and October 15, 2026 respectively.
| Parameter | SubmitKit | RookFlow |
|---|---|---|
| Price | Free | Free |
| Positive reviews | 100.0% of reviews | — |
| Update frequency | Weekly | Every 3 days — better |
| Ads | No | No |
| In-app purchases | Yes | No — better |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 18.0 | 18.0 |
| Further details — not scored | ||
| Size | 35 MB | 114 MB |
| Age rating | 4+ | 4+ |
| Developer | JAYCO LIMITED LIABILITY COMPANY | Pratheek Balakrishna |
In-app purchases
SubmitKit
- SubmitKit Pro7 Days trial$6.991 Month
- SubmitKit7 Days trial$47.991 Year
RookFlow
No in-app purchases









