Comparison

E vs Paysi

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

Head to head
About

E

This app provides a secure and convenient authentication system. It uses a challenge-response model where your secret access key is stored on your mobile phone, eliminating the need for complex passwords and protecting against malware. Authorization is a simple process of entering a challenge value and receiving a number-answer.

Highlights
  • High-level security authentication
  • Secret access key stored on mobile
  • Challenge-response authorization
  • No complex passwords needed
  • Malware protection for access key
  • Efficient and economical system
Features
Read full description

1. About E-num -------------- E-num is an up-to-date system of authentication providing high-level security. Security is based on both cryptographic tools and architectural level. A secret access key is stored not on your computer but on your mobile phone. Thus, you can use it to work on different computers. Moreover, your key cannot be damaged or modified by Trojan Hourses and other harmful programs. 2. Authorization process --------------------- E-num is easy to use: there is no need to memorize complicated passwords. The authorization process is based on the challenge-response model. Authorization process by using E-NUM is very simple: on the authorization page the user enters his email and received a Challenge Value. Users launches the E-num application on the mobile phone and enters the Challenge Value. After that a number-answer will be shown on the phone display. User enters the number-answer in the authorization field on the website and gets access to secured sections. 3. Advantages ------------ The key advantage of E-NUM if compared with its analogs is efficiency and economy for both suppliers and consumers. No additional authorizing server is required to implement the E-NUM authorization system on a website of an Internet store, in banking or corporate systems, because all necessary information is stored in the E-NUM database. Data exchange is performed by using E-num interfaces provided by the system via the secure https protocol. Clients use their (Java compatible) mobile phones to get authorized at websites integrated with E-NUM. Users do not need any kind of expensive devices. A unique cipherpad is embedded in the Java application designed for mobile phones.

About

Paysi

Read full description

"Пэйси" — удобное приложение для учета регулярных платежей и подписок. Оно помогает следить за оплатами, напоминать о предстоящих списаниях и анализировать расходы по категориям. Вы всегда будете знать: - какие платежи ждут вас сегодня, завтра или в конце месяца; - сколько тратится на связи, интернет, развлечения и другие категории; - какие подписки активны, а какие можно приостановить. Приложение сочетает удобный календарь, список платежей и аналитику, чтобы ваш бюджет был под контролем. Основные возможности: - Календарь с отметками оплат. - Аналитика расходов по категориям. - Напоминания о предстоящих платежах.  - Создание и настройка собственных категорий. - Поддержка светлой и тёмной темы. - Синхронизация данных через iCloud. Для кого это приложение: Для тех, кто хочет планировать бюджет, контролировать и не забывать о важных платежах.

Screenshots

E4 screens
Paysi4 screens

Verdict

The call

The clearest difference is update cadence: Paysi at every 6 days against E's fortnightly. E's advantage is device support (3 vs 1) and iOS requirement (13.0 vs 17.6). On price, 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

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, Paysi every 6 days. The most recent releases landed on October 16, 2026 and October 25, 2026 respectively.

Scorecard3 real differences · 5 level
E versus Paysi: the parameters behind the verdict, then further details
ParameterEPaysi
PriceFreeFree
Positive reviews100.0% of reviews—
Update frequencyFortnightlyEvery 6 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS13.0 — better17.6
Further details — not scored
Size38 MB7 MB
Age rating4+9+
DeveloperVEBMANI.RU, OOOsergey gayzer

In-app purchases

None

E

No in-app purchases

None

Paysi

No in-app purchases

Questions

Is E free?
E is free to download, with no in-app purchases.
Is Paysi free?
Paysi is free to download, with no in-app purchases.
Do E or Paysi have ads?
Neither E nor Paysi shows ads.
Which is updated more often, E or Paysi?
E ships an update fortnightly, and Paysi every 6 days. Most recently, E was updated on October 16, 2026 and Paysi on October 25, 2026.

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