Comparison

Mailrelay.kz vs Sender

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

Head to head
About

Mailrelay.kz

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Mailrelay.kz is a product KazNIC which offers an Email Address in the language of the your choice and allows communication to the world in preferred language specially to all communities in kazakhstan . mailrelay.kzis leading to bridge the gap in between English and Non-English writing/reading population in kazakhstan developed byData xgen technologies Pvt Ltd . Languages supported for email address are - kazakhstan English, kazakhstan Russian and kazakh Latin. This is probably first time in the world With this application a user can have an email address in his own language FREE of cost. Email Alias option allow user to create email address in more then one language from a single mailbox.

About

Sender

This app provides a focused way to send emails without the distraction of an inbox. It utilizes SMTP to send messages, allowing you to connect your preferred email provider. Ideal for quick dispatches when you need to avoid the complexities of a traditional email client.

Highlights
  • Send emails only
  • No inbox or distractions
  • SMTP protocol support
  • Connect your email provider
  • Create specific app passwords
  • Inbox-stressless phone experience
Features
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A tiny app that allows you to send email, but not receive. No inbox, no distraction. For those who are tired of the busy email bandwagon but still needs to dash off a quick email on a go. Why not using regular email app with silenced notifications? Because it requires willpower, which we have only little. Don't test yourself, have a system that works just as needed. Sender sends emails via SMTP, which stands for Simple Mail Transfer Protocol. This is what email is supposed to be, right? Set up your email provider of choice in the app, and you're good to go. Every major email provider allows sending with SMTP protocol. You'll just need to create a specific password. There are links for instructions in the app to help with that. Enjoy inbox-stressless phone!

Screenshots

Mailrelay.kz4 screens
Sender4 screens

Verdict

The call

The clearest difference is update cadence: Sender at monthly against Mailrelay.kz's every 7 months. Mailrelay.kz's advantage is iOS requirement (10.0 vs 17). On price, ads, 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

Mailrelay.kz ships an update every 7 months, Sender monthly. The most recent releases landed on November 6, 2026 and November 3, 2026 respectively.

Scorecard2 real differences · 7 level
Mailrelay.kz versus Sender: the parameters behind the verdict, then further details
ParameterMailrelay.kzSender
PriceFreeFree
Rating—4.5 (2 ratings) — better
Number of ratings—2 — better
Update frequencyEvery 7 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
Monetization—Free
DevicesiPhone, iPod — betteriPhone
Requires iOS10.0 — better17
Further details — not scored
Size17 MB13 MB
Age rating4+4+
DeveloperBharat Sync Technologies Pvt. Ltd.Serhii Pryimachuk

In-app purchases

None

Mailrelay.kz

No in-app purchases

None

Sender

No in-app purchases

Questions

Is Mailrelay.kz free?
Mailrelay.kz is free to download, with no in-app purchases.
Is Sender free?
Sender is free to download, with no in-app purchases.
Do Mailrelay.kz or Sender have ads?
Neither Mailrelay.kz nor Sender shows ads.
Which is updated more often, Mailrelay.kz or Sender?
Mailrelay.kz ships an update every 7 months, and Sender monthly. Most recently, Mailrelay.kz was updated on November 6, 2026 and Sender on November 3, 2026.

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