Comparison

e vs myΔΕΗ

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

Head to head
About

e

Access thousands of electromagnetic field (EMF) measurement results from antenna base stations across Greece. Search for data in your neighborhood or nationwide, find information on exposure limits, and access national monitoring data.

Highlights
  • View EMF measurement results
  • Search by location (neighborhood, prefecture, postal code)
  • Access national EMF monitoring
  • Information on exposure limits
  • Submit technical questions
Features
Read full description

e-κεραίες: a mobile app where you can click to see EMF measurement results where you live and across the country! The information about the electromagnetic fields levels is now easier than ever! The app e-κεραίες offers access to thousands of electromagnetic fields measurement results in antenna base stations. The app e-κεραίες is owned by the Greek Atomic Energy Commission (EEAE), the national competent radiation safety authority. You can now access through your mobile phone or tablet thousands results of electromagnetic fields measurements, carried out by EEAE or authorized external contractors, in antenna base stations all over Greece. Specifically, by downloading the app e-κεραίες you can: • Search for results of measurements carried out in antenna stations located in your neighbourhood • Search for results of measurements carried out in antenna stations all over the country by filling the Prefecture, the Municipality or the postal code • Find useful information about electromagnetic fields, exposure limits and antenna stations • Access the National Observatory of Electromagnetic Fields, which ensures direct, on-line access to the monitoring of the EMF levels all over the country • Submit any technical question or any question relevant with the app contents. Τhe app was developed under the Project “ΑVRΑ» - “Assessment of the national system for protection against ionizing and non-ionizing radiation – awareness-raising actions”. The project is funded by the European Regional Development Fund under the "Strategic Development Action of Research and Technological Organizations" ("Entrepreneurship and Innovation Competitiveness 2014-2020”) of the General Secretariat for Research and Technology. Download the app e-κεραίες and click to see EMF measurement results!

About

myΔΕΗ

Manage your energy account, activate services, and receive personalized energy-saving tips. Earn rewards and miles through a loyalty program with exclusive offers and discounts from partner brands.

Highlights
  • Account management
  • Product and service activation
  • Personalized energy-saving tips
  • Meter reading submission
  • Loyalty and rewards program
  • Earn and redeem miles
Features
Read full description

Enter the digital world of myDEI and enjoy the features of the new PPC application wherever you are! Sign up to myDEI in three simple steps to manage your account easily and quickly, activate products and services, benefit from personalized energy-saving tips from PPC, register your meter readings online, and more. Discover the new PPC myRewards loyalty and rewards program which includes the PPC myRewards Coupons service that rewards you with offers and discounts from top brands and the PPC myRewards Miles service that allows you to earn and redeem miles in collaboration with AEGEAN Miles+Bonus. Account update Manage your energy supply and property information. Handle your bills easily or set up a standing order. • Information on consumption bill and settlements • Consumption history • Frequency selection • Option to receive electronic or paper bill Products & services activation In-app selection of electricity products or activation of add-on services • Find out the benefits and advantages of each product or service • Select the product that best meets your needs • Quickly activate add-on services for additional benefits Energy saving Learn more about your energy consumption and how it is distributed among your household's appliances. Set your own consumption reduction target and use the PPC myEnergy Coach's personalized energy-saving tips to achieve it. • Consumption monitoring and evaluation • Personalized energy-saving recommendations • Distribution of consumption among household and/or commercial appliances • Estimation of energy and cost savings from replacing appliances • Comparison of consumption with similar households and/or businesses Submission of meter readings Take control of your electricity bill by registering your meter readings online using the e-SelfMetering tool and it will be issued based on your consumption up until that moment. Choose whether you want to be notified of the available date for registering readings via SMS and/or e-mail. • Simple meter reading submission PPC myRewards Coupons Discover exclusive discount coupons and offers from top brands. • Unique offers for all your needs • Discounts and deals on shopping, getaways, food and coffee, and much more • Coupons available via SMS, e-mail, or PDF format PPC myRewards Miles Earn miles by activating PPC products and services and pay your PPC bills by redeeming miles, in collaboration with AEGEAN Miles+Bonus. PPC Fiber Enjoy the best fiber optic experience at home, with fast and stable internet for all your digital needs. Manage your PPC Fiber connections and pay your bills

Screenshots

e4 screens
myΔΕΗ4 screens

Verdict

The call

The clearest difference is ads: e at none against myΔΕΗ's shown. e also leads on review sentiment (50% vs 20%) and monetization model (free vs free with in-app purchases). On price, update cadence, in-app purchases 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. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

e ships an update fortnightly, myΔΕΗ monthly. The most recent releases landed on June 9, 2026 and September 14, 2026 respectively.

Scorecard4 real differences · 6 level
e versus myΔΕΗ: the parameters behind the verdict, then further details
ParameteremyΔΕΗ
PriceFreeFree
Rating—2.2 (101 ratings) — better
Positive reviews50.0% of reviews — better19.8% of reviews
Number of ratings—101 — better
Update frequencyFortnightly — betterMonthly
AdsNo — betterYes
In-app purchasesNoNo
MonetizationFree — betterFree with in-app purchases
DevicesiPhone, iPad, iPod — betteriPhone, iPod
Requires iOS11.0 — better14.0
Further details — not scored
Size31 MB76 MB
Age rating4+4+
DeveloperGreek Atomic Energy CommissionΔΕΗ

Customer experience

e

Written reviews8 reviews
Positive50.0%
Neutral12.5%
Negative37.5%

myΔΕΗ

All ratings101 ratings
Positive26.7%
Neutral2.0%
Negative71.3%
Written reviews81 reviews
Positive19.8%
Neutral2.5%
Negative77.8%

Bugs and requests

e

Not enough reviews yet to summarise bugs or requests.

myΔΕΗ

Reported bugs

38 issues
  • Login not working
  • Cannot pull up previous bills
  • Cannot find usage information
  • Cannot go back on some screens
  • Password change issues
Show 33 more
  • Payment button does nothing
  • Glitchy payment processing
  • Unable to locate bill breakdown
  • App does not work internationally
  • SMS system not working for international numbers
  • App crashes or logs out
  • Login and registration tabs reversed
  • Error message for required fields
  • Password not recognized
  • Account blocked/doesn't exist
  • Telephone number validation fails for foreign numbers
  • Country codes do not match
  • Does not recognize Australian area code
  • Eliminated account not returning
  • Cannot find bills or balance
  • Bills disappeared after new version
  • USA phone number not accepted
  • App does not open after update
  • Nothing working for months
  • Bill payments not updating
  • App logs out due to no web connection
  • Cannot register account
  • VAT or ID numbers incorrect
  • Website link to update info not working
  • Cannot pay directly with NBG debit card
  • Cannot pay over 200€
  • NBG card not accepted
  • Nothing is working
  • Meter reading entry opens alphabetical keyboard
  • Cannot input numbers in field
  • Credit card details fields too small
  • App not working at all
  • Cannot pass meter readings

Requested features

7 requests
  • Face recognition/biometric login
  • Dark mode
  • Save card details for payment
  • Apple Pay option
  • Direct debit setup
Show 2 more
  • PDF bill presentation
  • Automatic balance update after payment

In-app purchases

None

e

No in-app purchases

None

myΔΕΗ

No in-app purchases

Questions

Is e free?
e is free to download, with no in-app purchases.
Is myΔΕΗ free?
myΔΕΗ is free to download, with no in-app purchases.
Do e or myΔΕΗ have ads?
myΔΕΗ shows ads; e does not.
Which is updated more often, e or myΔΕΗ?
e ships an update fortnightly, and myΔΕΗ monthly. Most recently, e was updated on June 9, 2026 and myΔΕΗ on September 14, 2026.

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