DryFire Trigger Unit vs Fit4Racing
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DryFire Trigger Unit
This application allows users to program a universal gun assembly for various firing modes and sensitivity settings. It connects the gun assembly to a specific system, enabling laser firing based on vibration detection.
- Program universal gun assembly
- Select firing modes (press, release, universal)
- Adjust sensitivity in universal mode
- Laser firing based on vibration
- Link gun assembly to DryFire system
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The DryFire Universal gun assembly is here. This is the iOS version of the app to program it. Select the firing mode - fire on press, fire on release or universal Select the sensitivity when operating in universal mode Universal mode fires the laser based on detecting vibrations consistent with the trigger being pressed. Use this app to link the gun assembly to the DryFire system.
Fit4Racing
This app offers personalized mountain bike fitness programs designed for all levels, from pro to amateur. It features unique testing methods, video demonstrations, and weekly workout variations to improve your performance on the bike. Programs are flexible and can be adjusted based on your goals and season.
- Personalized MTB fitness programs
- Unique performance testing and benchmarking
- Pro-developed training methodologies
- Weekly new workouts and video demos
- Flexible program changes and cancellations
- Season-specific semi-periodization
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Fit4Racing is a Mountain Bike Fitness Coach in your pocket. Developed exclusively for the needs of mountain bikers - pro to amateur. Here's how a Fit4Racing program can help you: • Test and Compare your metrics - Use testing methods specific to MTB performance then compare yourself to other riders. Our testing and benchmarking feature is unique to the Fit4Racing app, nowhere else can you check how you perform on key performance metrics vs other riders. Years of data is already there for you to compare against. • Trusted by pros - The Fit4Racing programs are built using unique data and training methodologies developed over years of training world class podium riders, but scalable for all. Over 5000 amateurs and numerous pros have already benefitted from a Fit4Racing program. • Choose the program that is right for you - Enduro, Downhill, Home Workouts or Workout of the Week. All programs are scalable to your fitness and skill level. No generic programs here, target your specific goals with science based training programs. • New workouts every week - Don't follow an off-the-shelf program, Fit4Racing is new every single week! New program, new videos, new gains, every Sunday, without fail. You'll never be bored training again, and your strength and fitness will improve with the constant variation and stimulus changes. • Video demos, but not as you know them - Detailed videos are with you at every stage of your program. Filmed every week so you know exactly how to perform the movements in the most optimal and safe way for that days workout, this is THE ONLY WAY you get the coach-in-your-pocket feeling. Never guess your training again! • No contracts, super flexible - Change programs or cancel any time, the power is in your hands. We are proud of our program and expect you'll follow it FOREVER! But when the sun is shining you'll want to ride more, we understand. So we make it easy for you to downgrade to a cheaper, more simple program and maintain what you've worked for during busy bike times. • Semi-periodised for your summer season - Choose between Northern and Southern hemisphere to maximise your riding season. Don't worry though, you'll continually improve your bike readiness regardless of where you are in the off/on season, semi-periodised means you'll forever make progress and feel better on the bike 12 months of the year. • Benchmarks to test you like never before - Our benchmark workouts are designed around the demands of MTB, complete them and compare your scores against hundreds of other riders. Use these unique workouts to gauge your current physical ability, not just strength or FTP but where it counts. Fit4Racing is strength and conditioning for riders who are serious about improving their physicality for MTB. We use modern sports science techniques alongside data and experience we have collected over years of training professional and amateur mountain bikers. Fit4Racing was the "original MTB online program" and has been followed by over 5000 mountain bikers in 72 countries for over 6 years. This app is a unique combination of our famous weekly programs with supporting videos and our new and exclusive metrics recording and comparison feature. Now, for the first time ever you can compare your results in key strength and fitness areas agains other riders! Some of our benchmarks have pro riders scores for you to aim for... or can you even beat them? Sign up and see for yourself. Terms of use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Terms and conditions: https://fit4racing.com/terms-and-conditions/
Screenshots
Verdict
The clearest difference is in-app purchases: DryFire Trigger Unit at none against Fit4Racing's 4. DryFire Trigger Unit also leads on iOS requirement (8.0 vs 13.0). Fit4Racing's advantage is ratings volume (13 vs 1). On price, rating, update cadence 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. Fit4Racing sells 4 in-app purchases, starting at $5.99 per month. DryFire Trigger Unit asks for nothing beyond the download.
On the App Store both sit at effectively the same score — 3.0 for DryFire Trigger Unit against 3.1 for Fit4Racing. That said, the two scores are not equally well evidenced: Fit4Racing has 13 ratings behind it against 1, so its average is the more settled of the two.
DryFire Trigger Unit ships an update every 3 months, Fit4Racing every 2 months. The most recent releases landed on September 16, 2026 and September 21, 2026 respectively.
| Parameter | DryFire Trigger Unit | Fit4Racing |
|---|---|---|
| Price | Free | Free |
| Rating | 3.0 (1 ratings) | 3.1 (13 ratings) — better |
| Positive reviews | — | 44.4% of reviews |
| Number of ratings | 1 | 13 — better |
| Update frequency | Every 3 months | Every 2 months — better |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free — better | Free with in-app purchases |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 8.0 — better | 13.0 |
| Further details — not scored | ||
| Size | 16 MB | 34 MB |
| Age rating | 12+ | 4+ |
| Developer | Wordcraft International Limited | Fit4Racing ltd |
Customer experience
DryFire Trigger Unit
Fit4Racing
In-app purchases
DryFire Trigger Unit
No in-app purchases
Fit4Racing
- Basic Plan$5.991 Month
- Home Program$34.991 Month
- F4R Pro$64.991 Month
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- MTB Strength Plan$64.991 Month
Questions
Is DryFire Trigger Unit free?
Is Fit4Racing free?
Which has better reviews, DryFire Trigger Unit or Fit4Racing?
Do DryFire Trigger Unit or Fit4Racing have ads?
Which is updated more often, DryFire Trigger Unit or Fit4Racing?
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