# e85Cal vs Race Stats

The clearest difference is review sentiment: e85Cal at 83% against Race Stats's 40%. e85Cal also leads on in-app purchases (none vs 2) and rating (4.7 vs 4.5). Race Stats's advantage is update cadence (every 8 days vs every 4 months) and ratings volume (644 vs 37). On price, ads and device support there is nothing between them.

Both are free to download. Race Stats sells 2 in-app purchases, starting at $1.99 per month. e85Cal asks for nothing beyond the download.

e85Cal holds the better App Store score, 4.7 against 4.5. That said, the two scores are not equally well evidenced: Race Stats has 644 ratings behind it against 37, so its average is the more settled of the two. Written reviews point the same way: 83% of e85Cal's written reviews are positive against 40% of Race Stats's.

e85Cal ships an update every 4 months, Race Stats every 8 days. Both last shipped on October 24, 2026.

## The numbers

| Metric | e85Cal | Race Stats |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (37 ratings)](https://appshunter.io/ios/app/e85cal/id1470313135/reviews)** | [4.5 (644 ratings)](https://appshunter.io/ios/app/race-stats-lap-and-drag-timer/id1527377320/reviews) |
| Number of ratings | 37 | **644** |
| Positive reviews | **83.3% of reviews** | 39.6% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Monetization | **Free** | Ad-supported |
| Size | 15 MB | 75 MB |
| Requires iOS | **12.1** | 16.4 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Michael Joe](https://appshunter.io/developer/1132486512) | [Smooth Path Digital S.R.L](https://appshunter.io/developer/1527377322) |

## What reviewers say

### e85Cal

[App page](https://appshunter.io/ios/app/e85cal/id1470313135)

This app assists users in calculating the precise amounts of standard and ethanol gasoline needed to achieve a desired ethanol percentage in their fuel mix. It simplifies the process by taking into account tank size, current fuel level, and the ethanol content of available fuel types.

**Highlights:** Calculate ethanol percentage goal, Enter gas tank size, Input standard pump gas ethanol %, Input ethanol pump gas ethanol %, Set target ethanol % mix, Enter current fuel level %

**Features:** macOS Compatibility

**In-app purchases:** none


### Race Stats

[App page](https://appshunter.io/ios/app/race-stats-lap-and-drag-timer/id1527377320)

Track your vehicle's performance with real-time GPS speed and G-force readings. Measure acceleration from 0-60 mph or 0-100 km/h, and time your 1/4 mile or 400m runs. Simulate drag races and analyze your car's capabilities to improve driving speed.

**Highlights:** GPS speed tracking, Real-time G-force measurement, 0-60 mph / 0-100 km/h timer, 1/4 mile / 400m timer, Drag race simulation, Automatic start/stop timer, Imperial/metric unit switching

**Features:** Vision Pro support

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Race Stats Pro | $1.99 | per month |
| Yearly Subscription | $9.99 | per year |

**What reviewers like**

- 👍 Accurate speed and distance measurements
- 🚀 Responsive app performance
- 💯 Useful for tracking vehicle performance

**What reviewers complain about**

- 🐛 Inconsistent or inaccurate G-force measurements
- 🐛 Delayed or incorrect 0-60 mph/km/h times
- 🔧 Needs more customization options

**Reported bugs**

- App freezes or crashes on some devices
- Slow to respond during rapid acceleration
- Inaccurate speed and time readings compared to actual vehicle performance

**Requested features**

- Add 80-120 km/h, 0-60 mph, and 0-200 km/h measurements
- Implement a start button and countdown for consistent runs
- Allow users to delete individual past runs
- Provide CarPlay support


## Frequently asked questions

### Is e85Cal free?

e85Cal is free to download, with no in-app purchases.

### Is Race Stats free?

Race Stats is free to download, with in-app purchases available.

### Which has better reviews, e85Cal or Race Stats?

e85Cal is rated higher. e85Cal averages 4.7 out of 5 from 37 ratings, while Race Stats averages 4.5 from 644 ratings.

### Do e85Cal or Race Stats have ads?

Neither e85Cal nor Race Stats shows ads.

### Which is updated more often, e85Cal or Race Stats?

e85Cal ships an update every 4 months, and Race Stats every 8 days. Most recently, e85Cal was updated on October 24, 2026 and Race Stats on October 24, 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.*