Comparison

Constellation Pro vs 85Blends

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Constellation Pro

This app connects via Bluetooth to specific landscape transformer and timer products. It allows users to control landscape lighting and other AC-powered devices, with features like location-based sunrise/sunset adjustments and power monitoring.

Highlights
  • Bluetooth wireless control
  • Sunrise/sunset adjustment
  • Real-time clock
  • Power usage meter
  • US Department of Energy Compliant
  • California Energy Commission Compliant
Features
Read full description

The Constellation Pro products support landscape transformer and timer only control modules with a Bluetooth interface. The Constellation Pro application interfaces with these products over Bluetooth to provide control of landscape lighting or other A/C powered devices. Note: This app will only work if you have a Constellation Pro/Lester Electrical Transformer product. Email sales@lesterelectrical.com to learn more about these products and where you can purchase a Constellation Pro landscape transformer/timer. Key features: + Bluetooth wireless + Location (latitude and longitude) knowledgeable to adjust for sunrise and sunset. + Real time clock + Power meter to display the power usage on the landscape lighting system + Made in the USA + US Department of Energy Compliant + California Energy Commission Compliant

About

85Blends

Features
Read full description

85Blends — Your E85 & Flex-Fuel Companion Whether you’re running a flex-fuel setup, mixing ethanol blends yourself, or just looking for your next E85 fill-up, 85Blends gives you the tools you need in one place. CALCULATE YOUR BLEND Quickly calculate how much E85 and gasoline to add to reach your target ethanol content. Enter your current fuel level, current ethanol percentage, target blend, and tank size — 85Blends handles the math. Use At The Pump for quick calculations while filling up, including partial fills and gas-only adjustments. FIND E85 NEARBY Discover nearby E85 stations using your location, browse station details, save favorites, get directions, and share stations with other drivers. Recent nearby stations can appear immediately when you reopen the app while fresh station data updates in the background. Community Pricing lets drivers submit and share current E85 prices to help keep station information useful for everyone. KEEP TRACK OF YOUR CAR Add your vehicle to Garage and keep important fuel and maintenance information organized. Track: • Fuel fill-ups and ethanol blends • Mileage and fuel history • Maintenance reminders • Vehicle fuel and tank information Cloud Sync helps keep supported app data available across your Apple devices and is included for both Free and Pro users. 85BLENDS PRO Upgrade to Pro for additional tools built for drivers who use E85 regularly: • Intelligent E85 Trip Planner • Interactive Stations map • Map or Classic Stations layouts • Unlimited Garage vehicles • Ad-free experience Trip Planner helps you plan longer drives around available E85 stations, estimate fuel stops, and open your preferred navigation app when you’re ready to drive. BUILT FOR E85 DRIVERS 85Blends is designed to make ethanol blending and E85 station discovery simpler without requiring an account. Whether you’re filling with straight E85, mixing an E30/E50/E70 blend, or keeping track of a flex-fuel vehicle, the tools you need are always close by. Location access is optional and used for nearby station features. Automatic Pump Detection is also optional and can be enabled separately. Support: support@85blends.app Privacy Policy: https://85blends.app/privacy.html 85Blends Pro is an optional auto-renewable subscription. Subscription features and availability may change as the app continues to improve.

Screenshots

Constellation Pro4 screens
85Blends4 screens

Verdict

The call

The clearest difference is in-app purchases: Constellation Pro at none against 85Blends's 1. Constellation Pro also leads on ads (none vs shown) and device support (3 vs 1). 85Blends's advantage is update cadence (fortnightly vs every 21 months). On price 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

CostPrice · In-app purchases · Ads · Monetization

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

UpkeepUpdate frequency

Constellation Pro ships an update every 21 months, 85Blends fortnightly. The most recent releases landed on October 29, 2026 and October 28, 2026 respectively.

Scorecard5 real differences · 4 level
Constellation Pro versus 85Blends: the parameters behind the verdict, then further details
ParameterConstellation Pro85Blends
PriceFreeFree
Rating3.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 21 monthsFortnightly — better
AdsNo — betterYes
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS11.0 — better17.6
Further details — not scored
Size31 MB24 MB
Age rating4+4+
DeveloperLester ElectricalJulian Figueroa

In-app purchases

None

Constellation Pro

No in-app purchases

1 purchases

85Blends

Subscriptions1
  • 85Blends Pro$3.991 Month

Questions

Is Constellation Pro free?
Constellation Pro is free to download, with no in-app purchases.
Is 85Blends free?
85Blends is free to download, with in-app purchases available.
Do Constellation Pro or 85Blends have ads?
85Blends shows ads; Constellation Pro does not.
Which is updated more often, Constellation Pro or 85Blends?
Constellation Pro ships an update every 21 months, and 85Blends fortnightly. Most recently, Constellation Pro was updated on October 29, 2026 and 85Blends on October 28, 2026.

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