ComboSim vs Boxa
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
ComboSim
This app helps you customize your MMA and boxing training routines. You can adjust combo calls, round durations, rest periods, and incorporate non-strike exercises. Unlock new strikes and movements to keep your workouts dynamic and engaging.
- Customizable combo calls
- Adjustable round and rest times
- Incorporate non-strike exercises
- Unlock new strikes and movements
- Dynamic setting changes
- Tailor workout rarity
Read full descriptionHide full description
ComboSimulator is a simple app that helps you mix up your MMA/Boxing training. With the ability to change what combo's can be called, how long rounds and rest periods are, as well as the option to mix in non-strike activities (exercises/movements), ComboSimulator is the perfect tool to add into your current training regimen. - Change settings dynamically, with changes taking effect in your session and round. - Its as simple as just pressing play. - Tailor your workout by determining what you want to be called (active or not) and how often (rarity settings) - If you want to spice up your workouts, you can unlock new combo strikes (more combinations of standard strikes), exercises, movements, and elbows that will be mixed in with the standard strikes. These extras will be expanded per user suggestions. Thank you for your support!
Boxa
This app calls out boxing combinations in real-time to guide your shadowboxing or bag work. It offers customizable workouts, combo generation, and support for various disciplines like boxing, kickboxing, and Muay Thai, all without distractions.
- Real-time combo calling
- Customizable workouts
- Combo generator
- Support for boxing, kickboxing, Muay Thai
- Timed rounds and custom moves
- No equipment or partner needed
Read full descriptionHide full description
Shows up. Calls your combos. Disappears. Tap start and go. Combos called out as you shadow box solo or hit the bag. Stay in the workout, not in your head. "Great shadowboxing app with the right features to get going." - Ara Keeps up as you get serious. It's all in there. Boxing, kickboxing, and Muay Thai. Ready-made workouts and training drills from cardio to fight simulation. Punches, kicks, elbows, knees, defense, and footwork. Never run out of combos. The combo generator builds a fresh set in seconds. Pick your moves, set the length, and go. Make it yours. Build your own combos, custom moves and timed rounds. Set your pace, pick your discipline, train exactly how you want. No equipment or partner needed. "It gives you thousands of combo options. If you don't know how to create one, it will do it for you… It has everything: kicks, dodges, punches, elbows… it's insane." - M.C.E.L.P Forget it until you need it. No subscription hanging over you. No notifications pulling you back in. No ads. Use it free or pay once. Either way, the app stays out of your life until you want it. "Simple and easy to use, it limits all distractions." - Chutong
Screenshots
Verdict
The clearest difference is update cadence: Boxa at every 4 days against ComboSim's every 6 weeks. ComboSim's advantage is ratings volume (68 vs 6) and device support (4 vs 2). On price, rating, review sentiment and ads 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. ComboSim sells 6 one-off in-app purchases and Boxa sells 3 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.
On the App Store both sit at effectively the same score — 4.6 for ComboSim against 4.7 for Boxa. That said, the two scores are not equally well evidenced: ComboSim has 68 ratings behind it against 6, so its average is the more settled of the two. Written reviews are what separate them: 79% of ComboSim's written reviews are positive against 83% of Boxa's.
ComboSim ships an update every 6 weeks, Boxa every 4 days. The most recent releases landed on November 3, 2026 and November 8, 2026 respectively.
| Parameter | ComboSim | Boxa |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (68 ratings) | 4.7 (6 ratings) — better |
| Positive reviews | 78.6% of reviews | 83.3% of reviews — better |
| Number of ratings | 68 — better | 6 |
| Update frequency | Every 6 weeks | Every 4 days — better |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Free with in-app purchases |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.4 |
| Further details — not scored | ||
| Size | 108 MB | 67 MB |
| Age rating | +12 | 4+ |
| Developer | Samuel Harmon | Thomas Favey |
Customer experience
ComboSim
Boxa
In-app purchases
ComboSim
- Unlock Exercises$1.99
- Unlock Movements$1.99
- Unlock Combo Strikes$1.99
Show 3 moreShow fewer
- Unlock Elbows$1.99
- Unlock Legwork$1.99
- Unlock All$4.99
Boxa
- Shadowboxing.pro Special Offer$3.99
- Shadowboxing.pro lifetime$8.99
- Boxa Plus$19.99








