Opal on Mobile vs Telestar
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Opal on Mobile
This app provides a powerful marketing calendar to keep teams in sync. It allows users to view, approve, share, and download content seamlessly from their mobile devices, ensuring everyone stays updated on all campaigns and content.
- Marketing calendar view
- Team synchronization
- Content viewing and approval
- Content sharing and downloading
- Mobile access (iPhone/iPad)
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The most powerful marketing calendar, ever. See everything your team is doing and stay in sync when it matters most. View all of your stories, moments and content — no matter where you are. View, approve, share and download content seamlessly from your iPhone or iPad.
Telestar
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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
Screenshots
Verdict
The clearest difference is iOS requirement: Opal on Mobile at 15.6 against Telestar's 17.0. 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Opal on Mobile ships an update every 5 weeks, Telestar every 2 months. The most recent releases landed on October 24, 2026 and October 20, 2026 respectively.
| Parameter | Opal on Mobile | Telestar |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (14 ratings) — better | — |
| Number of ratings | 14 — better | — |
| Update frequency | Every 5 weeks — better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.0 |
| Further details — not scored | ||
| Size | 24 MB | 124 MB |
| Age rating | 4+ | 4+ |
| Developer | Opal | Brightlink Communications LLC |
In-app purchases
Opal on Mobile
No in-app purchases
Telestar
No in-app purchases









