Comparison

Yandex ID vs E

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

Head to head
About

Yandex ID

This app provides instant, password-free sign-in to Yandex services using one-time codes or images. It also functions as a secure authenticator for two-factor authentication and a manager for all your Yandex account information, including data, devices, and payments.

Highlights
  • Instant login without passwords
  • Two-factor authentication (2FA) authenticator
  • One-time password (OTP) generation
  • Manage Yandex account data and settings
  • Secure cloud backup and recovery
  • Share subscriptions and control purchases
Read full description

Yandex ID is the updated app that replaces Yandex Key. It makes sign-in to Yandex services faster and easier. There are no passwords to remember or SMS messages to wait for — the app instantly delivers a one-time code or image. With Yandex ID, you can also manage all your account information, as it keeps all your data and settings in one place. INSTANT LOGIN WITHOUT PASSWORDS Sign in by entering a code or tapping an image — it takes seconds. No passwords, no SMS messages, no push notifications. Your digital key is securely linked to your account and can only be used by you. 2FA AUTHENTICATOR Yandex ID works as a secure authenticator with two-factor authentication (2FA) and one-time password (OTP) support. Use it to logging for services that rely on one-time passwords. If you have used Google Authenticator or Microsoft Authenticator before, you will find this app familiar. Code generation follows international OTP/TOTP standards. MANAGE ACCOUNTS IN ONE APP The new app also works as a password and access manager for all your Yandex accounts. Manage your data, documents, devices, payments and permissions all in one place. You can share subscriptions, control purchases, set spending limits and create a secure child account with content filtering. BACKUP & RECOVERY Create a secure cloud backup and restore it using your phone number when needed. You can also save a local backup file to safely transfer 2FA accounts. Try Yandex ID, a single app combining a 2FA TOTP authenticator, password management and access to your Yandex ID account.

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.

Screenshots

Yandex ID4 screens
E4 screens

Verdict

The call

The clearest difference is review sentiment: E at 100% against Yandex ID's 31%. E also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, 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

Yandex ID ships an update every 2 weeks, E fortnightly. The most recent releases landed on September 24, 2026 and September 11, 2026 respectively.

Scorecard2 real differences · 8 level
Yandex ID versus E: the parameters behind the verdict, then further details
ParameterYandex IDE
PriceFreeFree
Rating4.6 (279 ratings) — better—
Positive reviews30.8% of reviews100.0% of reviews — better
Number of ratings279 — better—
Update frequencyEvery 2 weeksFortnightly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhone, iPad, iPodiPhone, iPad, iPod
Requires iOS15.013.0 — better
Further details — not scored
Size130 MB38 MB
Age rating4+4+
DeveloperDirect Cursus Computer Systems TradingVEBMANI.RU, OOO

Customer experience

Yandex ID

All ratings279 ratings
Positive90.3%
Neutral1.1%
Negative8.6%
Written reviews65 reviews
Positive30.8%
Neutral10.8%
Negative58.5%

E

Written reviews1 reviews
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

Yandex ID

No in-app purchases

None

E

No in-app purchases

Questions

Is Yandex ID free?
Yandex ID is free to download, with no in-app purchases.
Is E free?
E is free to download, with no in-app purchases.
Do Yandex ID or E have ads?
Neither Yandex ID nor E shows ads.
Which is updated more often, Yandex ID or E?
Yandex ID ships an update every 2 weeks, and E fortnightly. Most recently, Yandex ID was updated on September 24, 2026 and E on September 11, 2026.

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