# Spool Ethanol Analyzer vs BimmerLight for BMW, MINI & RR

The clearest difference is rating: Spool Ethanol Analyzer at 4.1 against BimmerLight for BMW, MINI & RR's 3.6. Spool Ethanol Analyzer also leads on in-app purchases (none vs 5) and review sentiment (40% vs 14%). BimmerLight for BMW, MINI & RR's advantage is update cadence (fortnightly vs every 13 months) and ratings volume (66 vs 14). On price, ads and device support there is nothing between them.

Both are free to download. BimmerLight for BMW, MINI & RR sells 5 in-app purchases, starting at $9.99 per month. Spool Ethanol Analyzer asks for nothing beyond the download.

Spool Ethanol Analyzer holds the better App Store score, 4.1 against 3.6. Both are backed by a comparable volume of ratings — 14 and 66 respectively. Written reviews point the same way: 40% of Spool Ethanol Analyzer's written reviews are positive against 14% of BimmerLight for BMW, MINI & RR's.

Spool Ethanol Analyzer ships an update every 13 months, BimmerLight for BMW, MINI & RR fortnightly. The most recent releases landed on October 21, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | Spool Ethanol Analyzer | BimmerLight for BMW, MINI & RR |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (14 ratings)](https://appshunter.io/ios/app/spool-ethanol-analyzer/id1418992096/reviews)** | [3.6 (66 ratings)](https://appshunter.io/ios/app/bimmerlight-for-bmw-mini-and-rr/id6745905907/reviews) |
| Number of ratings | 14 | **66** |
| Positive reviews | **40.0% of reviews** | 14.3% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 9 MB | 23 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Ajay Rajeev](https://appshunter.io/developer/1418992095) | [MeTalent](https://appshunter.io/developer/1692983713) |

## What reviewers say

### Spool Ethanol Analyzer

[App page](https://appshunter.io/ios/app/spool-ethanol-analyzer/id1418992096)

This application connects to a wireless sensor kit to measure in-tank ethanol content and fuel temperature. It also features a mixing ratio calculator that can be used independently of the sensor hardware.

**Highlights:** Connects to Spool Wireless Ethanol Sensor Kit, Measures in-tank ethanol content, Measures fuel temperature, Includes mixing ratio calculator, Uses Low energy Bluetooth protocols, Fast and reliable data

**Features:** macOS Compatibility

**In-app purchases:** none


### BimmerLight for BMW, MINI & RR

[App page](https://appshunter.io/ios/app/bimmerlight-for-bmw-mini-and-rr/id6745905907)

Control your BMW, MINI, or Rolls-Royce vehicle's lights in real-time. Connect via Bluetooth or Wi-Fi to trigger indicators, headlights, fog lights, and more directly from your iPhone or iPad. Ideal for car enthusiasts, filming, and car meets.

**Highlights:** Real-time light control, Bluetooth (BLE) and ENET (Wi-Fi) connectivity, Control indicators, headlights, fog lights, Supports F and G-series BMWs, No coding required, Instant live response

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Access | $9.99 | per month |
| Half-Year Access | $29.99 | per 6 months |
| Yearly Access | $39.99 | per year |
| Lifetime Access (Member Offer) | $49.99 | one-time |
| Lifetime Access | $99.99 | one-time |


## Frequently asked questions

### Is Spool Ethanol Analyzer free?

Spool Ethanol Analyzer is free to download, with no in-app purchases.

### Is BimmerLight for BMW, MINI & RR free?

BimmerLight for BMW, MINI & RR is free to download, with in-app purchases available.

### Which has better reviews, Spool Ethanol Analyzer or BimmerLight for BMW, MINI & RR?

Spool Ethanol Analyzer is rated higher. Spool Ethanol Analyzer averages 4.1 out of 5 from 14 ratings, while BimmerLight for BMW, MINI & RR averages 3.6 from 66 ratings.

### Do Spool Ethanol Analyzer or BimmerLight for BMW, MINI & RR have ads?

Neither Spool Ethanol Analyzer nor BimmerLight for BMW, MINI & RR shows ads.

### Which is updated more often, Spool Ethanol Analyzer or BimmerLight for BMW, MINI & RR?

Spool Ethanol Analyzer ships an update every 13 months, and BimmerLight for BMW, MINI & RR fortnightly. Most recently, Spool Ethanol Analyzer was updated on October 21, 2026 and BimmerLight for BMW, MINI & RR on October 30, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*