Comparison

OneCall by Unitel vs Call24

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

Head to head
About

OneCall by Unitel

Features
Read full description

OneCall нь байгууллагийн дотуур холбооны цогц application.

About

Call24

Features
Read full description

Call24 is a professional contact center mobile application designed specifically for the Mongolian market. This app provides contact center agents with comprehensive tools to manage customer interactions, support tickets, and sales activities. Key Features: • VoIP Calling - Make and receive calls directly through the app using SIP/VoIP technology • Real-time call handling with call recording and monitoring capabilities • Ticket management system for customer support • CRM integration for customer data access • Sales pipeline and deal tracking • Push notifications for instant updates • Offline mode support • Email communication tools IMPORTANT: This app uses VoIP (Voice over IP) technology for making and receiving calls. VoIP functionality requires a stable internet connection and proper SIP server configuration provided by your Call24 administrator. This app is exclusively designed for use in Mongolia and requires an active Call24 contact center account with proper credentials to access. Note: Login instructions are provided in the review notes section.

Screenshots

OneCall by Unitel4 screens
Call243 screens

Verdict

The call

The clearest difference is update cadence: Call24 at every 4 days against OneCall by Unitel's every 11 months. On price, ads, in-app purchases and device support 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

OneCall by Unitel ships an update every 11 months, Call24 every 4 days. The most recent releases landed on August 13, 2026 and September 21, 2026 respectively.

Scorecard1 real difference · 5 level
OneCall by Unitel versus Call24: the parameters behind the verdict, then further details
ParameterOneCall by UnitelCall24
PriceFreeFree
Update frequencyEvery 11 monthsEvery 4 days — better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPodiPhone, iPod
Requires iOS15.615.0 — better
Further details — not scored
Size85 MB122 MB
Age rating4+4+
DeveloperUnitel GroupBoldbaatar Dagvadorj

In-app purchases

None

OneCall by Unitel

No in-app purchases

None

Call24

No in-app purchases

Questions

Is OneCall by Unitel free?
OneCall by Unitel is free to download, with no in-app purchases.
Is Call24 free?
Call24 is free to download, with no in-app purchases.
Do OneCall by Unitel or Call24 have ads?
Neither OneCall by Unitel nor Call24 shows ads.
Which is updated more often, OneCall by Unitel or Call24?
OneCall by Unitel ships an update every 11 months, and Call24 every 4 days. Most recently, OneCall by Unitel was updated on August 13, 2026 and Call24 on September 21, 2026.

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