3MD VoIP vs Rivalzz
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
3MD VoIP
This app offers high-quality, customizable voice calls for businesses. It focuses on delivering excellent performance and call clarity to support growing companies.
- High performance
- Superior call quality
- Extensive customization
- Business-focused features
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3MD VoIP provides unparalleled performance, call quality and customization for your growing business.
Rivalzz
Make free HD calls and send messages to contacts worldwide. Share files, photos, and voice messages easily across different operating systems. Earn credit by inviting friends and family.
- Free HD calls worldwide
- Smart Contacts for free communication
- Cross-platform file, photo, and voice message sharing
- Call any number globally
- Earn credit by referring friends
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Why Rivalzz? • Simple, free HD calls to loved ones across the globe. • Smart Contacts to see other Rivalzz Contacts who you can call and message for free. • File Transfer for simple file, photo and voice message sharing across operating systems - for free. • Call from any phone to any number around the world • Earn credit by referring friends and family Coming soon. • Social media integration to make Rivalzz the one and only communications app you need. • Top Up mobiles around the globe with no hidden fee. Select users direct from your phone book.
Screenshots
Verdict
The clearest difference is rating: Rivalzz at 5.0 against 3MD VoIP's 4.8. 3MD VoIP's advantage is ratings volume (8 vs 2). 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.
Rivalzz holds the better App Store score, 5.0 against 4.8. Both are backed by a comparable volume of ratings — 8 and 2 respectively.
3MD VoIP ships an update every 5 months, Rivalzz every 8 months. The most recent releases landed on September 9, 2026 and June 4, 2026 respectively.
| Parameter | 3MD VoIP | Rivalzz |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (8 ratings) | 5.0 (2 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 8 — better | 2 |
| Update frequency | Every 5 months — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPod — better |
| Requires iOS | 16.0 | 15.0 — better |
| Further details — not scored | ||
| Size | 115 MB | 97 MB |
| Age rating | 4+ | 4+ |
| Developer | 3MD Solutions, LLC. | Rivalzz Pty Ltd |
Customer experience
3MD VoIP
Rivalzz
In-app purchases
3MD VoIP
No in-app purchases
Rivalzz
No in-app purchases
