modulus SoftPhone vs CallingU Softphone
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
modulus SoftPhone
This application provides a simple SIP softphone experience, specifically configured to integrate with your modulus account. It allows for easy communication management through a user-friendly interface.
- SIP SoftPhone functionality
- Modulus account integration
- Easy to use interface
- VoIP calling
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Modulus VoIP SoftPhone is an easy to use SIP SoftPhone, configured to work with your modulus account.
CallingU Softphone
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CallingU Softphone's accompanying softphone app to the CallingU Softphone platform. A SIP softphone app that supports push notifications, HD voice and video, and more. In addition to this, CallingU Softphone's app provides • Free calling between app users
Screenshots
Verdict
modulus SoftPhone and CallingU Softphone are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.
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.
modulus SoftPhone ships an update every 6 months, CallingU Softphone every 7 months. The most recent releases landed on October 24, 2026 and October 30, 2026 respectively.
| Parameter | modulus SoftPhone | CallingU Softphone |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 50.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 6 months — better | Every 7 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 107 MB | 109 MB |
| Age rating | 17+ | 17+ |
| Developer | MODULUS TELECOMS & IT SA | FIBRE TELECOM NETWORKS LTD |
In-app purchases
modulus SoftPhone
No in-app purchases
CallingU Softphone
No in-app purchases
Questions
Is modulus SoftPhone free?
Is CallingU Softphone free?
Do modulus SoftPhone or CallingU Softphone have ads?
Which is updated more often, modulus SoftPhone or CallingU Softphone?
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