# Spool Ethanol Analyzer vs 85Blends

The clearest difference is in-app purchases: Spool Ethanol Analyzer at none against 85Blends's 1. Spool Ethanol Analyzer also leads on ads (none vs shown) and device support (3 vs 1). 85Blends's advantage is update cadence (fortnightly vs every 13 months). On price there is nothing between them.

Both are free to download. 85Blends sells 1 in-app purchase, starting at $3.99 per month. Spool Ethanol Analyzer asks for nothing beyond the download.

Spool Ethanol Analyzer ships an update every 13 months, 85Blends fortnightly. The most recent releases landed on November 2, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Spool Ethanol Analyzer | 85Blends |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (14 ratings)](https://appshunter.io/ios/app/spool-ethanol-analyzer/id1418992096/reviews)** | — |
| Number of ratings | **14** | — |
| Positive reviews | 40.0% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 13 months | **Fortnightly** |
| Monetization | Free | — |
| Size | 9 MB | 24 MB |
| Requires iOS | **11.0** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Ajay Rajeev](https://appshunter.io/developer/1418992095) | [Julian Figueroa](https://appshunter.io/developer/1892612260) |

## 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


### 85Blends

[App page](https://appshunter.io/ios/app/85blends/id6762037468)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 85Blends Pro | $3.99 | per month |


## Frequently asked questions

### Is Spool Ethanol Analyzer free?

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

### Is 85Blends free?

85Blends is free to download, with in-app purchases available.

### Do Spool Ethanol Analyzer or 85Blends have ads?

85Blends shows ads; Spool Ethanol Analyzer does not.

### Which is updated more often, Spool Ethanol Analyzer or 85Blends?

Spool Ethanol Analyzer ships an update every 13 months, and 85Blends fortnightly. Most recently, Spool Ethanol Analyzer was updated on November 2, 2026 and 85Blends on October 31, 2026.

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