Comparison

DID Logic Softphone vs S & I Group

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

Head to head
About

DID Logic Softphone

This application allows users to make and receive calls using their DID Logic numbers from their mobile devices. It offers features like contact management, call history viewing, and outbound number selection for global communication.

Highlights
  • Receive calls on DID Logic numbers
  • Manage contacts
  • View call history
  • Select outbound number
  • Global communication
Features
Read full description

Stay connected wherever you are with the DID Logic Softphone. Make and receive calls using your DID Logic numbers, manage contacts, and view recent call activity — all from your mobile. With attractive calling rates and seamless outbound number management, communicating globally has never been easier. Features: - Receive calls on your DID Logic numbers - Save and manage contacts - View call history and account balance - Select your outbound number before placing a call Download now to enjoy crystal-clear audio with DID Logic.

About

S & I Group

Manage elevator access and payments effortlessly. Deposit funds, grant guest access, and track transactions in real time. Supports multiple cards for various locations, ensuring a smooth and secure experience.

Highlights
  • Deposit funds for elevator usage
  • Grant guest elevator access
  • Track real-time card transactions
  • Manage multiple access cards
  • Secure elevator experience
Features
Read full description

Easily manage your elevator access and payments with the S & I Group! Designed for convenience, our app allows users to: Deposit Funds – Add money to your account for seamless elevator usage. Guest Access – Allow guests to use the elevator with just a few taps. Transaction History – Track and manage all your card transactions in real time. Multi-Card Support – Add and manage multiple cards for different locations. Built by LTD S & I Group, a trusted name in the industry since 2013, our app ensures a smooth and secure elevator experience for all users. Download now and take full control of your elevator access!

Screenshots

DID Logic Softphone4 screens
S & I Group4 screens

Verdict

The call

The clearest difference is update cadence: DID Logic Softphone at weekly against S & I Group's every 3 weeks. On price, rating, ratings volume and ads 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.

ReceptionRating · Positive reviews · Number of ratings

On the App Store both sit at effectively the same score — 5.0 for DID Logic Softphone against 5.0 for S & I Group. Both are backed by a comparable volume of ratings — 1 and 1 respectively.

UpkeepUpdate frequency

DID Logic Softphone ships an update weekly, S & I Group every 3 weeks. The most recent releases landed on November 8, 2026 and October 30, 2026 respectively.

Scorecard1 real difference · 8 level
DID Logic Softphone versus S & I Group: the parameters behind the verdict, then further details
ParameterDID Logic SoftphoneS & I Group
PriceFreeFree
Rating5.0 (1 ratings)5.0 (1 ratings)
Number of ratings11
Update frequencyWeekly — betterEvery 3 weeks
AdsNoNo
In-app purchasesNoNo
MonetizationFreeFree
DevicesiPhoneiPhone
Requires iOS16.0 — better16.4
Further details — not scored
Size125 MB46 MB
Age rating4+4+
DeveloperDidlogicShakro Zoidze

Customer experience

DID Logic Softphone

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

S & I Group

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

In-app purchases

None

DID Logic Softphone

No in-app purchases

None

S & I Group

No in-app purchases

Questions

Is DID Logic Softphone free?
DID Logic Softphone is free to download, with no in-app purchases.
Is S & I Group free?
S & I Group is free to download, with no in-app purchases.
Which has better reviews, DID Logic Softphone or S & I Group?
DID Logic Softphone and S & I Group are both rated 5.0 out of 5 on the App Store, from 1 and 1 ratings respectively.
Do DID Logic Softphone or S & I Group have ads?
Neither DID Logic Softphone nor S & I Group shows ads.
Which is updated more often, DID Logic Softphone or S & I Group?
DID Logic Softphone ships an update weekly, and S & I Group every 3 weeks. Most recently, DID Logic Softphone was updated on November 8, 2026 and S & I Group on October 30, 2026.

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