Comparison

modulus SoftPhone vs Lucky Buzz

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

Head to head

modulus SoftPhone

Free

🔧 Utilities

★ 5.02 ratingsView app →

About

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.

Highlights

SIP SoftPhone functionality
Modulus account integration
Easy to use interface
VoIP calling

Read full description

Modulus VoIP SoftPhone is an easy to use SIP SoftPhone, configured to work with your modulus account.

About

Lucky Buzz

Read full description

A reliable, trustworthy and publicly verifiable way to conduct giveaways or charity events.

Screenshots

modulus SoftPhone4 screens

Lucky Buzz4 screens

Verdict

The call

The clearest difference is update cadence: modulus SoftPhone at every 6 months against Lucky Buzz's every 12 months. Lucky Buzz's advantage is device support (3 vs 1). On price, ads, in-app purchases and iOS requirement 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

modulus SoftPhone ships an update every 6 months, Lucky Buzz every 12 months. The most recent releases landed on November 3, 2026 and November 5, 2026 respectively.

Scorecard2 real differences · 8 level

modulus SoftPhone versus Lucky Buzz: the parameters behind the verdict, then further details
Parameter	modulus SoftPhone	Lucky Buzz
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 12 months
Ads	No	No
In-app purchases	No	No
Monetization	Free	—
Devices	iPhone	iPhone, iPad, iPod — better
Requires iOS	16.0	15.0 — better
Further details — not scored
Size	107 MB	28 MB
Age rating	17+	17+
Developer	MODULUS TELECOMS & IT SA	CodeFish Informatics E.E

In-app purchases

None

modulus SoftPhone

No in-app purchases

None

Lucky Buzz

No in-app purchases

Questions

Is modulus SoftPhone free?

modulus SoftPhone is free to download, with no in-app purchases.

Is Lucky Buzz free?

Lucky Buzz is free to download, with no in-app purchases.

Do modulus SoftPhone or Lucky Buzz have ads?

Neither modulus SoftPhone nor Lucky Buzz shows ads.

Which is updated more often, modulus SoftPhone or Lucky Buzz?

modulus SoftPhone ships an update every 6 months, and Lucky Buzz every 12 months. Most recently, modulus SoftPhone was updated on November 3, 2026 and Lucky Buzz on November 5, 2026.