Comparison

INVmate II vs Protergia

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

Head to head
About

INVmate II

This app showcases a company's commitment to innovation and reliability in electric equipment. It highlights their dedication to high-quality products, consumer needs, and environmental consciousness, aiming to enhance living standards globally.

Highlights
  • Company history and evolution
  • Core business principles
  • Product categories
  • Global presence and partnerships
  • Commitment to quality and environment
Features
Read full description

"Innovation & Reliability, in products, services, talented people, and responsibility in business relations, are creating the scenery for Inventor to set The Conditions for a better world! ● Inventor, ""A first - class Company"" From our beginnings as a small trading company, back in1966, Inventor has evolved to a first-class corporation in the industry of electric equipment. Our discoveries, inventions and breakthrough products have allowed us to be an innovator, who is constantly pushing the industries forward. Our success is driven by three basic principles 1. High quality products 2. Consumer’s needs 3. Environmentally conscious ● Inventor, ""An everyday experience"" Our innovations in electric appliances is an everyday experience for people around the world. Via our devotion, to create superior products and services across all areas of expertise, we strive to enhance the quality of living. ● Inventor, ""A global partner"" On time delivery, of high advanced technology products, reliability and loyalty are the basis of our successful commercial activity in more than 50 countries for more than 10 years. Continuous development, of product portfolio & well designed after sales program, are the factors affecting our business growth, through a highly satisfied partner network. Products Air Conditioners – Dehumidifiers – Electric Heaters – Freezers – Refrigerators"

About

Protergia

Manage your energy consumption with this app. It offers a modern design, intuitive navigation, and easy bill payment features. Take control of your energy anytime, anywhere.

Highlights
  • Energy consumption control
  • Sleek, modern design
  • Intuitive navigation
  • Quick bill payments
  • Anytime, anywhere access
Read full description

Experience the Protergia App: A New Era of Energy Management at Your Fingertips. Download the Protergia App to take full control of your energy consumption anytime, anywhere. Enjoy the benefits of: • Sleek, modern design • Fast and intuitive navigation • New, user-friendly features for quick and easy bill payments Protergia is the leading private energy provider in Greece and a key division of MYTILINEOS, one of the country's foremost industrial and energy companies, boasting a robust growth trajectory and a dynamic presence across five continents.

Screenshots

INVmate II4 screens
Protergia4 screens

Verdict

The call

The clearest difference is rating: Protergia at 4.4 against INVmate II's 1.0. Protergia also leads on update cadence (every 8 days vs every 7 months) and ratings volume (14 vs 3). INVmate II's advantage is review sentiment (19% vs 8%). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.

ReceptionRating · Positive reviews · Number of ratings

Protergia holds the better App Store score, 4.4 against 1.0. Both are backed by a comparable volume of ratings — 3 and 14 respectively. Written reviews complicate that: 19% of INVmate II's written reviews are positive against 8% of Protergia's, so the app with the better star average is not the one people write more warmly about.

UpkeepUpdate frequency

INVmate II ships an update every 7 months, Protergia every 8 days. The most recent releases landed on October 21, 2026 and October 30, 2026 respectively.

Scorecard4 real differences · 6 level
INVmate II versus Protergia: the parameters behind the verdict, then further details
ParameterINVmate IIProtergia
PriceFreeFree
Rating1.0 (3 ratings)4.4 (14 ratings) — better
Positive reviews19.2% of reviews — better8.0% of reviews
Number of ratings314 — better
Update frequencyEvery 7 monthsEvery 8 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPodiPhone, iPod
Requires iOS13.0 — better13.4
Further details — not scored
Size70 MB71 MB
Age rating4+17+
DeveloperInventorMetlen Energy & Metals S.A.

Customer experience

INVmate II

All ratings3 ratings
Positive0.0%
Neutral0.0%
Negative100.0%
Written reviews125 reviews
Positive19.2%
Neutral8.0%
Negative72.8%

Protergia

All ratings3 ratings
Positive100.0%
Neutral0.0%
Negative0.0%
Written reviews50 reviews
Positive8.0%
Neutral8.0%
Negative84.0%

Bugs and requests

INVmate II

Reported bugs

3 issues
  • Inability to add/remove devices
  • Unreliable Wi-Fi connectivity
  • Frequent log-outs and login issues

Requested features

3 requests
  • Homekit and Alexa integration
  • Humidity history and analytics
  • Widget and Siri Shortcuts support

Protergia

Not enough reviews yet to summarise bugs or requests.

In-app purchases

None

INVmate II

No in-app purchases

None

Protergia

No in-app purchases

Questions

Is INVmate II free?
INVmate II is free to download, with no in-app purchases.
Is Protergia free?
Protergia is free to download, with no in-app purchases.
Which has better reviews, INVmate II or Protergia?
Protergia is rated higher. INVmate II averages 1.0 out of 5 from 3 ratings, while Protergia averages 4.4 from 14 ratings.
Do INVmate II or Protergia have ads?
Neither INVmate II nor Protergia shows ads.
Which is updated more often, INVmate II or Protergia?
INVmate II ships an update every 7 months, and Protergia every 8 days. Most recently, INVmate II was updated on October 21, 2026 and Protergia on October 30, 2026.

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