Left Turn Legend vs Tuning Simulator
Price, ratings, monetisation and update history for both games, side by side — with what reviewers say about each.
Left Turn Legend
Experience thrilling oval circuit racing with a collection of legendary stock cars. Compete on asphalt or dirt, utilize insane powerups, and customize your vehicles. Can you become the next stock car racing star?
- Oval circuit racing
- Collect legendary stock cars
- Customize paint schemes
- Use insane powerups
- Dirt track and rogue modes
- Endless runner gameplay
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Think you're the best at turning left? The historic world of oval circuit racing awaits you in Left Turn Legend. Collect legendary stock cars from the past and present, including trucks, muscle cars, and open wheelers. Compete in the asphalt and dirt, or go rogue and drive the wrong way around the track! American stock car racing needs its next big star, and it could be you. TURN LEFT -American stock car racing at its finest! LEGENDARY CARS -85 cars from 80 years of stock car racing are ready to rumble! -Trucks, classics, muscle cars, stock cars, open wheelers - it's all here! LIMITLESS CUSTOMIZATIONS -Create custom paint schemes with hundreds of decal options to choose from! ADVERTISE STUFF -Make money by advertising morally questionable companies! INSANE POWERUPS -Blow up the other cars in the field, or get a turbo boost! The sky's the limit. ONE-TAP GAMEPLAY -Tap to turn left, release to go straight! This has to be easy, right? CRAZY GAMEMODES -Want a change of pace? Take the race to the dirt in Dirt Track Demon mode, or go rogue and run head-on into traffic in Right Turn Rebel mode! SURVIVE AS LONG AS POSSIBLE -Go for as long as you can in endless runner-styled gameplay on the oval circuit! NO MERCY -Wreck your opponents. Rubbin's racing, and wreckin's winning! Become a legend in stock car racing. Work your way up through the ranks, and drive legendary cars! Wreck your opponents, collect crazy powerups, and earn cash. Unlock 40+ achievements as you advance your stock car racing career, and become the greatest Left Turn Legend the world has ever seen by competing in global leaderboards. Enjoying Left Turn Legend and looking for another racing game? Check out The Street King: https://apps.apple.com/us/app/the-street-king/id1615309661 Please see Left Turn Legend's privacy policy before playing: https://raymond-lin.com/static/left-turn-legend/privacy-policy
Tuning Simulator
Simulate engine tuning on a virtual dyno. Adjust fuel maps, timing, and boost to optimize power curves and engine health. Experience realistic engine behavior with various components and diagnostic tools.
- Simulated engine on a dyno
- Adjustable fuel maps, timing, and boost
- Realistic engine behavior and failures
- Multiple engine types and parts
- Career mode with customer jobs
- Guided tutorials and lessons
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A simulated engine on a dyno, run by a standalone ECU you tune yourself. Change the fuel map, the timing or the boost and watch what happens to the power curve, the mixture and the knock sensor. It behaves like the real thing. The engine model runs every combustion event. Lean it out and it misfires. Add too much timing and it knocks, then cracks a piston. Fit bigger injectors without telling the ECU and it floods. THE ECU - Fuel VE, lambda targets, ignition, boost target and wastegate duty, idle, warmup, cranking, accel enrichment and dead times - Closed loop, knock control, rev and boost limiters, auto learn and "Fix from pull" - Select cells, drag curves, type values, interpolate and smooth, in a grid or in 3D - Lay the data log over any table and see which cells ran lean or knocked THE ENGINES - Ten engines: fours, a flat four, straight sixes, V6s and V8s - Naturally aspirated, turbo, twin turbo, supercharged and nitrous - Nearly 100 parts: injectors, pumps, lines, regulators, turbos, housings, wastegates, blowers, cams, pistons, rods, head gaskets and fuels, E85 included THE DYNO - Hold any rpm at any throttle, or do a full wide open throttle pull - Power, torque, mixture, boost and timing on every run - A full data log you can zoom into - Engine health: knock, over-revving, boost and heat all wear parts out, and some failures are sudden CAREER MODE Start with a rented unit, a small dyno, a stock project car and $1,500. Customers bring in cars with vacuum leaks, tired fuel pumps, stuck wastegates, burnt valves and lying sensors, or ask for a power target on a budget. Find the fault, fix it, tune it and hand it back for a test drive that grades your work. - Ten kinds of job, from base tunes to E85 conversions, race class builds and blown engine rescues - Eight regulars who bring the same car back chapter after chapter, with your parts and tune still on it - Diagnostic tools, a bigger dyno, more bays, weather, deadlines and rent - Dyno Day every Saturday against rival shops, and 23 achievements LEARN A guided tutorial takes a broken project car from flooding on the stand to a full tune. Twelve more lessons cover VE tuning, MBT, knock, boost control, injector swaps, fuel system limits, E85, nitrous, big cam idle and cold starts. GAME CENTER Leaderboards for peak horsepower and horsepower per litre. A pull only counts if the engine is still alive five seconds later. FREE AND PRO The Turbo Four and the guided tutorial are free, with every part and every table. Tuning Simulator Pro is a one-time purchase that unlocks all ten engines, custom builds, every lesson and Career mode. No subscription, no ads, no account.
Screenshots
Verdict
The clearest difference is rating: Tuning Simulator at 5.0 against Left Turn Legend's 4.5. Tuning Simulator also leads on ads (none vs shown) and update cadence (every 3 days vs monthly). Left Turn Legend's advantage is ratings volume (68 vs 5) and iOS requirement (13.0 vs 15.0). On price, in-app purchases, monetization model 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
Both are free to download. Left Turn Legend sells 17 one-off in-app purchases and Tuning Simulator sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.
Tuning Simulator holds the better App Store score, 5.0 against 4.5. That said, the two scores are not equally well evidenced: Left Turn Legend has 68 ratings behind it against 5, so its average is the more settled of the two.
Left Turn Legend ships an update monthly, Tuning Simulator every 3 days. Both last shipped on October 24, 2026.
| Parameter | Left Turn Legend | Tuning Simulator |
|---|---|---|
| Price | Free | Free |
| Rating | 4.5 (68 ratings) | 5.0 (5 ratings) — better |
| Positive reviews | 85.7% of reviews | — |
| Number of ratings | 68 — better | 5 |
| Update frequency | Monthly | Every 3 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Best chart rank | — | #110 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 13.0 — better | 15.0 |
| Further details — not scored | ||
| Size | 349 MB | 70 MB |
| Age rating | 9+ | 4+ |
| Developer | Raymond Lin | Scott Busby |
Customer experience
Left Turn Legend
Tuning Simulator
In-app purchases
Left Turn Legend
- 50,000 Coins$0.99
- 5 Crates$1.99
- 10 Crates$2.99
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- Number Font Pack$3.99
- 2000s Pack$4.99
- Remove Ads$4.99
- 25 Crates$4.99
- 2020s Pack$4.99
- Spec Car Pack$4.99
- 2010s Pack$4.99
- 500,000 Coins$5.99
- Sponsors Pack$6.99
- Truck Cup Pack$9.99
- 100 Crates$9.99
- 10,000,000 Coins$19.99
- Legends Cup Pack$19.99
- 500 Crates$24.99
Tuning Simulator
- Tuning Simulator Pro$14.99
Questions
Is Left Turn Legend free?
Is Tuning Simulator free?
Which has better reviews, Left Turn Legend or Tuning Simulator?
Do Left Turn Legend or Tuning Simulator have ads?
Which is updated more often, Left Turn Legend or Tuning Simulator?
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