MySign vs EVN CSKH
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
MySign
This app provides a secure way to authenticate and authorize digital signatures for documents and transactions remotely. It allows users to easily approve signatures anytime, anywhere using their mobile devices, meeting European eIDAS standards and Vietnamese legal requirements.
- Remote digital signature authentication
- Secure document and transaction approval
- Anytime, anywhere access
- Meets eIDAS standards
- Complies with Vietnamese digital signature laws
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MySign is an authentication and authorization application for Viettel-CA's remote digital signature solution. MySign allows customers to easily authenticate and securely approve document and transaction signatures anytime, anywhere using their mobile phones and tablets. MySign digitally signs remotely according to European eIDAS standards. Major features: -Digitally sign your customers' mobile phones, tablets, and applications. -Easy to use, flexible, anytime, anywhere. -Completely meet the legal requirements for digital signatures in Vietnam.
EVN CSKH
This mobile application provides customers of Vietnam Electricity with easy access to industry information. Users can look up and pay bills, check power outage schedules, find electrical safety information, and track electricity usage.
- Bill lookup and payment
- Power outage schedules
- Electrical safety information
- Electricity usage tracking
- Customer service access
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Ứng dụng di động hỗ trợ cho khách hàng của Tập đoàn điện lực Viêt Nam dễ dàng tiếp cận đến thông tin của ngành điện như: tra cứu và thanh toán hoá đơn, lịch ngừng cấp điện, các thông tin an toàn điện, tra cứu điện năng sử dụng và các dịch vụ khác ...
Screenshots
Verdict
The clearest difference is review sentiment: EVN CSKH at 25% against MySign's 0%. EVN CSKH also leads on update cadence (every 11 days vs every 3 weeks). MySign's advantage is iOS requirement (13.0 vs 15.1). 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
MySign ships an update every 3 weeks, EVN CSKH every 11 days. The most recent releases landed on November 12, 2026 and October 30, 2026 respectively.
| Parameter | MySign | EVN CSKH |
|---|---|---|
| Price | Free | Free |
| Rating | — | 2.9 (17 ratings) — better |
| Positive reviews | 0.0% of reviews | 25.0% of reviews — better |
| Number of ratings | — | 17 — better |
| Update frequency | Every 3 weeks | Every 11 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.1 |
| Further details — not scored | ||
| Size | 288 MB | 51 MB |
| Age rating | 4+ | 4+ |
| Developer | Viettel Telecom | VIETNAM ELECTRICITY |
Customer experience
MySign
EVN CSKH
In-app purchases
MySign
No in-app purchases
EVN CSKH
No in-app purchases
