# aRacerSmart > Engine data monitoring, performance analysis, and tuning for specific ECUs. (iPhone/iPad app by ARACER SPEEDTEK INC..) - Source: https://appshunter.io/ios/app/aracersmart/id1296085645 (this page in markdown: same URL + `.md`) - Developer: [ARACER SPEEDTEK INC.](https://appshunter.io/developer/1218691866) - Category: Utilities, Sports - Price: $14.99 - Rating: 2.80/5 from 32 App Store ratings · 111 written reviews indexed - Age rating: 4+ - Requires: iOS 10.0 · 198 MB - Languages: American English, Chinese (Simplified, China), Thai, Chinese (Traditional, Taiwan), Vietnamese - Released: 2017-10-19 - Data updated: 2026-08-27 - Monetization: free - User reviews in markdown: https://appshunter.io/ios/app/aracersmart/id1296085645/reviews.md ## What is aRacerSmart? aRacer Smart app support RC/RS Super and RCMini5 ecu. Provide Monitor Pro/Monitor Lite two type to monitor real time engine data. The main function are as below: 1. Engine data monitor and record 2. Power meter function (hp/torque/acceleration) 3. Log data analysis 4. Malf-code read 5. Engine parameters adjust: Fuel Base, Fuel Adj., Fuel Acc.,Spark Angle, Idle RPM, RPM Limit, VVA Control, Dec Fuel Cut, Auto Tune, WB O2 CL, Quick Shift, Speed Gain, Coolant Fan, TPS Learn 6. Quick Burn model base 7. Tuning map sharing 8. aRacer news ## Key features - Real-time engine data monitoring - Power meter (HP/Torque/Acceleration) - Log data analysis - Malf-code read - Engine parameter adjustment - Tuning map sharing ## Recent user reviews (10 of 111) All indexed reviews: https://appshunter.io/ios/app/aracersmart/id1296085645/reviews.md ### 2/5 — Resets *2026-03-08, version 2.11.1* My app it resets every time all by itself and i have to my retune every time i want to ride out ### 3/5 — 我當初已經付費了為什麼燒錄功能還要叫我付費 *2025-10-26, version 2.11.1* 我當初已經付費了為什麼燒錄功能還要叫我付費 重點是在那邊付費 說那邊有問題嗎？當初付費不是一次性全開的嗎？ ### 5/5 — 為什麼原本功能不能使用了呢 *2025-04-04, version 2.11.1* 原本的QB燒錄沒辦法使用了是怎麼一回事？ 後來到臉書詢問客服，只要重新下載就可以正常使用了，有遇到問題的車主可以試試看。 ### 1/5 — 很爛 *2025-04-03, version 2.11.1* 已經付費了但是功能不能用 ### 1/5 — 下載付費版 *2025-02-20, version 2.11.1* 為何我付費版的，現在目標空燃比要再付費才能用？ ### 1/5 — 付費後，卻不是永久使用！ *2025-02-19, version 2.11.1* 本以為付費後可以永久使用內容，卻不是如此，居然是有使用時間限制🚫，時間到了後，有些項目卻不能再使用了 ### 2/5 — 等付費版了 怎麼還說要付費 *2025-02-16, version 2.11.1* 付費版一堆功能說還要付費 ### 1/5 — 很幹 *2025-01-28, version 2.11.1* 付費過了為什麼還要重新付費到底 ### 1/5 — 付費卻不給用 *2025-01-26, version 2.11.1* 明明已付費卻跟我說要付費 目標空燃比被鎖起來 QB燒入也是… ### 4/5 — Lỗi *2024-11-30, version 2.11.1* Cần khắc phục kết nối được nhưng không chỉnh duoc ## Frequently asked questions about aRacerSmart ### What does the aRacer Smart app do? The aRacer Smart app allows users to monitor real-time engine data, analyze performance metrics like horsepower and torque, read diagnostic trouble codes, and adjust various engine parameters. It supports specific RC/RS Super and RCMini5 ECUs. ### What are the key features of this app? Key features include real-time engine data monitoring and recording, a power meter for HP/torque/acceleration, log data analysis, malf-code reading, and extensive engine parameter adjustments. It also offers quick burn model bases and tuning map sharing. ### Is this app free to use? Based on the provided information, the app is free to use. There are no mentions of subscription fees, paid downloads, or in-app purchases. ### What ECUs are compatible with the aRacer Smart app? The app specifically supports RC/RS Super and RCMini5 ECUs. It is designed to work with these particular engine control units. ### Who would benefit from using this app? This app is ideal for individuals who own vehicles with RC/RS Super or RCMini5 ECUs and are interested in detailed engine performance monitoring, diagnostics, and fine-tuning their engine's behavior for optimal performance. ## Version history (last 5 releases) ### 2.11.1 — 2021-03-22 Fix the crashing issue of "Unit Setting" and "Language Setting" in iPad. ### 2.11 — 2021-02-19 Update the content in the page of "News". ### 2.10 — 2021-01-14 1. Support manually mode switching between normal mode and 4-cylinder mode. 2. Fix the malfunction issue of "Engine MAP" saving under 4-cylinder mode. 3. Fix the malfunction issue of "Engine MAP" and "Engine Log Data" import. ### 2.9.2 — 2021-01-06 Fix the crashing issue in the pages of "Parameters Monitor". ### 2.9.1 — 2020-10-13 Correct text color of Adjust Factor. ## Apps similar to aRacerSmart | App | Rating | Price | Category | | --- | --- | --- | --- | | [Fullstand Next](https://appshunter.io/ios/app/fullstand-next/id1499293163) | 4.1 (19) | Free | Utilities | | [UMA M9](https://appshunter.io/ios/app/uma-m9/id6450772085) | 5.0 (1) | Free | Utilities | | [iQS easy WiFi (iQSE-W)](https://appshunter.io/ios/app/iqs-easy-wifi-iqse-w/id1635698413) | 5.0 (2) | Free | Utilities | | [Castle Link](https://appshunter.io/ios/app/castle-link/id1215086336) | 1.8 (32) | Free | Utilities | | [SHv4 Calculator](https://appshunter.io/ios/app/shv4-calculator/id979817071) | 5.0 (3) | Free | Utilities | | [QuickShifter easy (iQSE)](https://appshunter.io/ios/app/quickshifter-easy-iqse/id1061478619) | 5.0 (2) | Free | Utilities | ## More apps by ARACER SPEEDTEK INC. - [aRacerMobile](https://appshunter.io/ios/app/aracermobile/id1218691867) - [aRacerSmartLite](https://appshunter.io/ios/app/aracersmartlite/id1291834852) - [aRacerOBD](https://appshunter.io/ios/app/aracerobd/id1448664407) - [Ural Motorcycles OBD](https://appshunter.io/ios/app/ural-motorcycles-obd/id1457652319) - [aRacer X Tune](https://appshunter.io/ios/app/aracer-x-tune/id1589890610) All apps by ARACER SPEEDTEK INC.: https://appshunter.io/developer/1218691866 ## Related topics [aracersmart](https://appshunter.io/ios/topics/aracersmart) · [aracersmartlite](https://appshunter.io/ios/topics/aracersmartlite) · [aracer x tune](https://appshunter.io/ios/topics/aracer-x-tune) · [aracer](https://appshunter.io/ios/topics/aracer) --- *Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-08-27.*