e85Cal vs POWERlink Suite
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
e85Cal
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.
- 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 %
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e85Cal help you calculate your ethanol percentage goal. It fast, simple, and easy to use. Just enter the following information: 1) How big is your gas tank? 2) What is the ethanol % in the standard pump gas? 3) What is the ethanol % in the ethanol pump gas? 4) What is your target ethanol % mix goal? 5) What is your current ethanol % min in your vehicle? 6) What is your current fuel level % in your vehicle? Results will display how many gallons or liters of standard and ethanol gas to pump in your vehicle based on your input.
POWERlink Suite
Wirelessly tune your vehicle's performance using your smartphone. This app connects to a specific OBDII dongle to adjust engine parameters, monitor real-time data, and run diagnostics without a laptop.
- Wireless vehicle tuning
- Bluetooth OBDII connection
- Live gauge data monitoring
- Vehicle diagnostics
- Octane changes
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Join the tuning revolution and experience the game-changing freedom of mobile flashing. This app wirelessly connects via Bluetooth to our POWERlink OBDII Dongle, giving you control to tune your vehicle, change octanes, monitor live gauge data, perform diagnostics, and more -all from the palm of your hand! Add power anytime, anywhere -no laptop, no cords, no hassle. Important Notes: -Requires purchase of POWERlink (V4) OBDII Dongle and tuning software from Integrated Engineering (iE) or Xodus brands. -Mobile support is unavailable for VW MK5 or MK6 generation 2.0T or 2.5L (includes 3C, B6, 8P, 8U, and 5N chassis) and requires a Windows laptop.
Screenshots
Verdict
The clearest difference is update cadence: POWERlink Suite at every 10 days against e85Cal's every 4 months. POWERlink Suite also leads on ratings volume (1.6K vs 35). e85Cal's advantage is review sentiment (82% vs 58%) and iOS requirement (12.1 vs 16.4). On price, rating, ads and in-app purchases 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
On the App Store both sit at effectively the same score — 4.7 for e85Cal against 4.8 for POWERlink Suite. That said, the two scores are not equally well evidenced: POWERlink Suite has 1.6K ratings behind it against 35, so its average is the more settled of the two. Written reviews are what separate them: 82% of e85Cal's written reviews are positive against 58% of POWERlink Suite's.
e85Cal ships an update every 4 months, POWERlink Suite every 10 days. The most recent releases landed on July 23, 2026 and September 22, 2026 respectively.
| Parameter | e85Cal | POWERlink Suite |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (35 ratings) | 4.8 (1.6K ratings) — better |
| Positive reviews | 81.8% of reviews — better | 58.0% of reviews |
| Number of ratings | 35 | 1.6K — better |
| Update frequency | Every 4 months | Every 10 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPod | iPhone, iPad |
| Requires iOS | 12.1 — better | 16.4 |
| Further details — not scored | ||
| Size | 15 MB | 105 MB |
| Age rating | 4+ | 4+ |
| Developer | Michael Joe | Integrated Engineering |
Customer experience
e85Cal
POWERlink Suite
Bugs and requests
e85Cal
Not enough reviews yet to summarise bugs or requests.
POWERlink Suite
Reported bugs
3 issues- Tune flashing failures
- Disconnection during tuning
- Incompatibility with certain vehicles
Requested features
4 requests- Carplay support
- More gauge options
- Ability to revert to previous tune versions
- Support for more vehicle models
In-app purchases
e85Cal
No in-app purchases
POWERlink Suite
No in-app purchases
