RFECU Performance 2.0 vs eRacingBattery
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
RFECU Performance 2.0
Connects to your motorcycle's engine computer via Bluetooth to adjust fuel injection, ignition timing, and O2 sensor range. Offers quick mode switching, displays and clears diagnostic trouble codes, and provides real-time engine parameter monitoring with historical data analysis.
- Bluetooth engine connection
- Fuel injection adjustment
- Ignition timing control
- O2 sensor range settings
- Quick mode switching
- Diagnostic trouble code display and clearing
- Real-time engine parameter monitoring
- Historical data analysis
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透過藍芽連接器與噴射機車電腦做溝通, 可以達到以下功能: 1. 電腦調整: - 噴油: -100% ~ +100% - 點火: -30 degCRK ~ +60 degCRK - O2範圍: 可依照油門開度及轉速設定O2運轉於開/閉迴路 - 可變進/排氣閥: 可依照油門開度及轉速設定可變進/排氣閥門運轉於開/閉迴路 2. 快速模式: - 一鍵可快速切換至不同模式, 包含噴油, 點火, O2, 可變進/排氣一鍵快速切換. 3. 故障碼 - 故障碼顯示, 故障內容及排除指示, 故障碼清除 4. 引擎參數顯示及紀錄分析 - 可同時顯示超過60幾個引擎參數內容 - 可繪製成曲線圖顯示參數變化 - 可錄製下所有60幾個參數事後調出檔案進行曲線圖分析 5. 原廠電腦亦支援上述 故障碼 及 引擎參數顯示及紀錄分析 功能
eRacingBattery
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The eRacingBattery APP is a platform provided by aRacer for monitoring and adjusting racing battery. It offers data monitoring, function switching and data recording etc. The eRacingBattery has built-in powerful features, including: 1. Individual cell voltage and total voltage monitoring. 2. Current monitoring. 3. Over-voltage, over-current, and short circuit protection. 4. Protection status monitoring (fault codes, cell protection, balancing). 5. MOS temperature, mainboard temperature, and shunt temperature monitoring. 6. LED indicator lights (Bluetooth connection: blue flashing, Touch indication: steady blue). 7. Battery state of charge (SoC). 8. Touch wake-up function (to wake up from ECO mode). 9. ECO/BOSS mode. Please note the following: Before using the product, please carefully read this user manual and ensure that you fully understand and comply with the instructions. The company will not be held responsible for any damages resulting from improper use of the product contrary to the instructions provided in this manual. Do not place the battery near a fire source or in an environment with temperatures exceeding 60 degrees Celsius to avoid overheating or safety issues. Do not place the battery in locations where it may be splashed or exposed to water or saltwater to prevent damage or short circuits. Do not short-circuit the positive and negative terminals of the battery to avoid excessive current and battery damage. Do not reverse the positive and negative terminals of the battery with the device to prevent incorrect current flow and damage to the device. Do not disassemble or modify the battery, as this may result in battery damage, leakage, or the release of hazardous substances. Please dispose of the battery properly by handing it over to professionals. If you notice abnormally high temperature, unusual odor, or fire from the battery, immediately stop using the battery and seek professional assistance to prevent potential hazards. Unless the product itself has manufacturing defects, the company will not be held responsible for any damages caused by the product's improper use contrary to the instructions provided in this manual.
Screenshots
Verdict
The clearest difference is price: eRacingBattery at Free against RFECU Performance 2.0's $26.99. eRacingBattery also leads on iOS requirement (12.0 vs 15.6). On update cadence, ads, in-app purchases 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
eRacingBattery is free to download; RFECU Performance 2.0 costs $26.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Both ship on a similar rhythm, roughly every 6 weeks. The most recent releases landed on September 28, 2026 and September 17, 2026 respectively.
| Parameter | RFECU Performance 2.0 | eRacingBattery |
|---|---|---|
| Price | $26.99 | Free — better |
| Positive reviews | 60.0% of reviews | — |
| Update frequency | Every 6 weeks | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 15.6 | 12.0 — better |
| Further details — not scored | ||
| Size | 14 MB | 18 MB |
| Age rating | 4+ | 4+ |
| Developer | Release Force Limited Company | ARACER SPEEDTEK INC. |
In-app purchases
RFECU Performance 2.0
No in-app purchases
eRacingBattery
No in-app purchases
Questions
Is RFECU Performance 2.0 free?
Is eRacingBattery free?
Do RFECU Performance 2.0 or eRacingBattery have ads?
Which is updated more often, RFECU Performance 2.0 or eRacingBattery?
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