Accel Synth vs EVRoar
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
Accel Synth
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Accel Synth: Transform Your Drive with Dynamic V8 & Futuristic Sounds! Bored of soundless ride? Want to hear V8 inside of your V2?Accel Synth will turn your everyday commute into an exhilarating auditory experience! This innovative app uses your phone's sensors to generate realistic V8 engine roars or cutting-edge futuristic vehicle soundscapes that react in real-time to your car's speed and acceleration. No extra hardware or speakers are needed โ Accel Synth works directly through your device! Imagine the thrill as your car seemingly transforms with every press of the pedal. Choose your sonic adventure: * Feel the Raw Power of a V8: Unleash the guttural rumbles, aggressive revs, and satisfying growls of a classic V8 engine. As you accelerate, the sound intensifies, providing an immersive and visceral driving soundtrack. * Pilot a Futuristic Vehicle: Engage a sleek, sci-fi inspired sound profiles. Hear the dynamic hum and whine of a high-tech engine respond to your speed, making you feel like you're gliding through the world of tomorrow. Dynamic and Responsive Audio: Accel Synth isn't just a pre-recorded loop. It intelligently analyzes your vehicle's speed and acceleration, ensuring the sounds change dynamically with your driving. Speed up, and the engine roars louder or the futuristic tones surge. Ease off the accelerator, and the sounds smoothly wind down, perfectly synchronized with your movement. Simple to Use, Instantly Gratifying: 1. Launch Accel Synth. 2. Select your preferred sound profile. 3. Secure your phone in your car. 4. Start driving and prepare to be amazed as your car's sound transforms! No Additional Hardware Required: Accel Synth is designed to work seamlessly with your smartphone's built-in speakers. There's no need to purchase or connect any external devices (but you can). Just download the app, choose your sound, and hit the road. Whether you're a car enthusiast craving that V8 rumble, a sci-fi fan dreaming of futuristic drives, or simply looking to add a new layer of excitement to your daily journeys, Accel Synth delivers a unique and engaging experience. Download Accel Synth today and redefine your drive! Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
EVRoar
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Your EV is silent. Your heart isn't. EVRoar turns your phone into an engine. Pick a thundering V8, a screaming V10, a turbine-smooth V12, or a cinematic electric drive sound โ then drive. EVRoar reads your motion and plays an authentic, gear-shifting engine note through your car's speakers, live. Built for petrolheads who went electric โ and anyone who misses the noise. REAL ENGINES, NOT A SOUNDBOARD โข Nine distinct engines: cross-plane V8 burble, flat-plane exotic, V10 wail, V12 hypercar, classic muscle, turbo flat-six, vintage oldtimer, exotic supercar, and a futuristic EV synth. โข Firing-order accurate โ a cross-plane V8 burbles because of its uneven firing pattern, and EVRoar models it. โข The sound reacts to load: accelerating sounds different from coasting, with backfires and overrun crackle on lift-off. DRIVEN BY YOUR DRIVING โข Uses your phone's GPS, accelerometer and gyroscope to turn real motion into revs. โข Simulated automatic gear shifts โ feel the shift, hear the bark. โข Instant throttle response, tuned for how a real engine loads up. MADE FOR YOUR CAR โข Plays through your car's audio over Bluetooth or AirPlay. โข Recovers automatically after phone calls and navigation prompts. โข Runs in the background with the screen off. MAKE IT YOURS โข Configure your vehicle: top speed, number of gears (1โ8), and shift style โ relaxed, medium or sport. โข From a 30 km/h e-bike with 3 gears to a 300 km/h hypercar with 7. โข Fine-tune the sensor mix (accelerometer, gyroscope, GPS) and overall sensitivity. TRY IT ANYWHERE โข Simulator mode gives you on-screen gas and brake pedals โ test every engine from your couch, no driving required. EVRoar is for entertainment. Sound plays inside your own vehicle; you remain responsible for road safety and local regulations. All engine sounds are original, generated audio.
Screenshots
Verdict
The clearest difference is ads: EVRoar at none against Accel Synth's shown. Accel Synth's advantage is update cadence (every 3 days vs every 9 days). On price, in-app purchases, device support and iOS requirement there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
Both are free to download. Accel Synth sells 8 in-app purchases, starting at $0.99 per month and EVRoar sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Accel Synth ships an update every 3 days, EVRoar every 9 days. The most recent releases landed on September 10, 2026 and October 1, 2026 respectively.
| Parameter | Accel Synth | EVRoar |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 days โ better | Every 9 days |
| Ads | Yes | No โ better |
| In-app purchases | Yes | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 15.1 |
| Further details โ not scored | ||
| Size | 37 MB | 83 MB |
| Age rating | 4+ | 4+ |
| Developer | Resonance Logic, LLC | OT Consulting UG |
In-app purchases
Accel Synth
- I like the app$0.991 Month
- I want the app to be better$4.991 Month
- Add new sounds faster!!!$9.991 Month
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- Iโm rich$100.001 Month
- I like the app$0.99
- I want the app to be better$4.99
- Add new sounds faster!!!$9.99
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- I'm rich$100.00
EVRoar
- Full Version โ All Engines$6.99






