Comparison

Temperature Converter vs Eco

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

Head to head
About

Temperature Converter

Easily convert temperatures between Celsius, Fahrenheit, and Kelvin with a clean and intuitive interface. This utility app offers quick and accurate conversions for everyday use. Ads are present but can be removed via a one-time purchase.

Highlights
  • Celsius conversion
  • Fahrenheit conversion
  • Kelvin conversion
  • User-friendly interface
  • Ad removal option
Features
Read full description

A striking & user-friendly temperature converter! Quickly convert temperatures between Celsius, Fahrenheit & Kelvin. Ad Supported. Ads can be removed with a one-time in-app purchase.

About

Eco

Control your heat pump water heater remotely. Adjust temperature, monitor energy use, and manage system performance with multiple operating modes and custom scheduling. Optimize for efficiency and lower costs.

Highlights
  • Remote temperature adjustment
  • Energy usage monitoring
  • Multiple operating modes (Eco, Turbo, Hybrid, etc.)
  • Custom scheduling
  • Time-of-use optimization
  • System status and diagnostics
Features
Read full description

The Eco-Logical App gives you full control of your heat pump water heater from anywhere. Adjust water temperature, monitor energy usage, and manage system performance with an intuitive, easy-to-use interface. Choose from five operating modes to match your comfort and efficiency needs: Eco – Maximum efficiency Turbo – Faster hot water recovery Hybrid – Balanced performance and efficiency Electric Resistance – Backup heating when needed Vacation – Reduced energy use while away Track energy consumption to better understand how and when hot water is used, helping you reduce operating costs without sacrificing comfort. Create custom schedules and optimize operation around your electric utility’s time-of-use schedule, automatically shifting water heating to lower-cost hours. The app also supports utility demand response programs, allowing your system to respond to grid events while maintaining reliable hot water availability (with a utility provided eco-port universal control module). View system status and diagnostic error codes directly in the app for easier troubleshooting and communication with service professionals. Designed to support high-efficiency living, electrification, and grid-connected homes, the Eco-Logical App makes your water heater a smarter part of your energy ecosystem.

Screenshots

Temperature Converter4 screens
Eco4 screens

Verdict

The call

The clearest difference is in-app purchases: Eco at none against Temperature Converter's 3. Eco also leads on update cadence (every 5 weeks vs every 6 months) and rating (5.0 vs 4.8). Temperature Converter's advantage is ratings volume (6.3K vs 2). On price, ads and device support 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. Temperature Converter sells 3 one-off in-app purchases. Eco asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Eco holds the better App Store score, 5.0 against 4.8. That said, the two scores are not equally well evidenced: Temperature Converter has 6.3K ratings behind it against 2, so its average is the more settled of the two.

UpkeepUpdate frequency

Temperature Converter ships an update every 6 months, Eco every 5 weeks. The most recent releases landed on November 6, 2026 and November 5, 2026 respectively.

Scorecard6 real differences · 4 level
Temperature Converter versus Eco: the parameters behind the verdict, then further details
ParameterTemperature ConverterEco
PriceFreeFree
Rating4.8 (6.3K ratings)5.0 (2 ratings) — better
Positive reviews91.5% of reviews—
Number of ratings6.3K — better2
Update frequencyEvery 6 monthsEvery 5 weeks — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree with in-app purchasesFree — better
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size11 MB45 MB
Age rating4+17+
DeveloperArmchair EngineeringECO-LOGICAL LLC

Bugs and requests

Temperature Converter

Reported bugs

2 issues
  • Inaccurate Kelvin temperature conversions
  • Occasional crashes or freezes

Requested features

3 requests
  • Add Rankine temperature scale
  • Increase font size for better readability
  • Provide color customization options

Eco

Not enough reviews yet to summarise bugs or requests.

In-app purchases

3 purchases

Temperature Converter

One-time3
  • Upgrade Reduced$0.99
  • Upgrade$1.99
  • Upgrade Hero$3.99
None

Eco

No in-app purchases

Questions

Is Temperature Converter free?
Temperature Converter is free to download, with in-app purchases available.
Is Eco free?
Eco is free to download, with no in-app purchases.
Which has better reviews, Temperature Converter or Eco?
Eco is rated higher. Temperature Converter averages 4.8 out of 5 from 6.3K ratings, while Eco averages 5.0 from 2 ratings.
Do Temperature Converter or Eco have ads?
Neither Temperature Converter nor Eco shows ads.
Which is updated more often, Temperature Converter or Eco?
Temperature Converter ships an update every 6 months, and Eco every 5 weeks. Most recently, Temperature Converter was updated on November 6, 2026 and Eco on November 5, 2026.

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