Comparison

Telestar vs Post SMTP

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

Head to head
About

Telestar

Features
Read full description

Telestar Mobile is a comprehensive, cloud-based phone system with built-in contact center features. Advantages: - Receive office calls on your cell phone: Make your office phone mobile, with the ability to transition calls between phones. - Call clients using your business number: Rather than giving out your personal cell phone number to contacts, call them through the app to have your business number appear on their caller ID. - Set answering rules while you're away: Change your office answering rules anywhere, anytime, without logging in to your browser. - Access to an in-office contact list: See who's available for a call, message, or meeting when you're working remotely. Benefits & Features: - Custom greetings with configurable hold music - View all office contacts with real-time presence - Visual Voicemail - Call with your Office Caller ID from your mobile device - Full Call History - Control Answering Rules - Manage Voicemail Greetings - Mobile Integration - Manage Office and Mobile Contacts - Ext dial from mobile device - Perform transfers, conferences, star codes, and more from mobile. - Seamlessly switch call from mobile app to desk phone without callers knowing. - Available contact center module - Chat with co-workers

About

Post SMTP

Monitor WordPress email delivery and troubleshoot failures from your mobile device. Get instant notifications for issues, preview email content, and resend failed messages with ease. Connect to multiple WordPress sites and various SMTP services.

Highlights
  • Email delivery monitoring
  • Failure notifications
  • Resend failed emails
  • Email content preview
  • Multiple site support
  • SMTP service integration
Features
Read full description

PostSMTP Mobile App is the only app for WordPress email delivery monitoring, which helps you notify regarding email failures, show error details, preview the content of emails, resend failed emails, track multiple WP sites and more. The Post SMTP Mobile App works seamlessly with the Post SMTP plugin. To use the Post SMTP Mobile App: INSTALL IN JUST 3 STEPS 1• Login to your WordPress site 2• Navigate to Post SMTP → Mobile App 3• Scan the QR Code That's it! You can now see all your WordPress emails on your phone. POST SMTP APP FEATURES With the Post SMTP Mobile App, you can: • Monitor the status and performance of your WordPress emails • Receive notifications for any email failures and take action • Resend a failed email quickly and easily with one click • Preview the content of your email within the app • Connect multiple WordPress sites with the app • View the error details and solutions for any email failure CONNECT TO SMTP SERVICE OF YOUR CHOICE With the Post SMTP WordPress plugin, you can connect to any SMTP service, including; • Microsoft 365 (formerly Office 365) • SendGrid • Gmail • Brevo (Formerly Sendinblue) • Mailgun • Mandrill • Mailjet • Amazon SES • Elastic Email • PostMark • SparkPost • OR any SMTP service Finally, make sure your WordPress emails go right in your user's inbox. https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Telestar4 screens
Post SMTP4 screens

Verdict

The call

The clearest difference is in-app purchases: Telestar at none against Post SMTP's 2. Post SMTP's advantage is iOS requirement (13.4 vs 17.0). On price, update cadence, ads and device support there is nothing between them.

Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS

CostPrice Ā· In-app purchases Ā· Ads Ā· Monetization

Both are free to download. Post SMTP sells 2 in-app purchases, starting at $4.99 per month. Telestar asks for nothing beyond the download.

UpkeepUpdate frequency

Telestar ships an update every 2 months, Post SMTP every 6 weeks. The most recent releases landed on October 2, 2026 and October 12, 2026 respectively.

Scorecard2 real differences Ā· 6 level
Telestar versus Post SMTP: the parameters behind the verdict, then further details
ParameterTelestarPost SMTP
PriceFreeFree
Positive reviews—0.0% of reviews
Update frequencyEvery 2 monthsEvery 6 weeks — better
AdsNoNo
In-app purchasesNo — betterYes
Monetization—Freemium
DevicesiPhone, iPadiPhone, iPod
Requires iOS17.013.4 — better
Further details — not scored
Size124 MB23 MB
Age rating4+4+
DeveloperBrightlink Communications LLCAhmed ElDin

In-app purchases

None

Telestar

No in-app purchases

2 purchases

Post SMTP

Subscriptions2
  • Monthly Pro Access$4.991 Month
  • Annual Pro Access$39.991 Year

Questions

Is Telestar free?
Telestar is free to download, with no in-app purchases.
Is Post SMTP free?
Post SMTP is free to download, with in-app purchases available.
Do Telestar or Post SMTP have ads?
Neither Telestar nor Post SMTP shows ads.
Which is updated more often, Telestar or Post SMTP?
Telestar ships an update every 2 months, and Post SMTP every 6 weeks. Most recently, Telestar was updated on October 2, 2026 and Post SMTP on October 12, 2026.

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