Comparison

VoIP Office Pro vs Krestium

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

Head to head
About

VoIP Office Pro

This business communication app simplifies and enhances workplace interactions. It allows users to make and receive calls, chat, share files, manage voicemail, and organize meetings, all from their mobile devices.

Highlights
  • Make and receive calls
  • Chat and share files
  • Manage voicemail
  • Organize meetings
  • Send and receive SMS
  • Use with Bluetooth headset
Features
Read full description

VoIP Office Communicator GO empowers you to communicate and work better. As part of our Unified Communications package, VoIP Office Communicator GO is a versatile soft phone that revolutionizes communications in modern workplaces. What can VoIP Office Communicator GO do for you? Simplify and enhance business communications Save time and money spent on communications Encourage collaboration and productivity What can you do with VoIP Office Communicator GO? - Make and receive calls for less or free - Transfer or hold calls - Chat and share files easily with other users - Receive a ‘call back’ if VoIP call quality is not satisfactory - Enjoy the same features and benefits at your desk, at home, or even across the world - Access and manage voicemail - Quickly view and use all company contacts - Use with Bluetooth headset - Add users to favourites for easier access - Send and receive SMS messages - Organise and manage meetings

About

Krestium

Features
Read full description

Krestium is a recruitment management platform built for staffing professionals. Manage candidates, job requirements, submissions, and interviews — all from one place. PIPELINE MANAGEMENT - View and manage all active job requirements - Track candidate submissions by stage - See your full pipeline at a glance CANDIDATE TRACKING - Search and filter candidates instantly - View full profiles, resumes, and submission history - Update candidate status in real time INTERVIEW SCHEDULING - Schedule and track interviews across all requirements - Get reminders before every interview - Mark outcomes and next steps on the go DASHBOARD & REPORTING - See your daily activity summary at a glance - Track submissions, interviews, and placements - Stay on top of what needs your attention today Krestium keeps your recruitment workflow organized and accessible — so nothing falls through the cracks.

Screenshots

VoIP Office Pro4 screens
Krestium4 screens

Verdict

The call

The clearest difference is device support: VoIP Office Pro at 3 against Krestium's 1. 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

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

VoIP Office Pro ships an update every 3 months, Krestium every 2 months. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

Scorecard1 real difference · 9 level
VoIP Office Pro versus Krestium: the parameters behind the verdict, then further details
ParameterVoIP Office ProKrestium
PriceFreeFree
Rating5.0 (4 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings4 — better—
Update frequencyEvery 3 monthsEvery 2 months — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPad, iPod — betteriPhone
Requires iOS15.1 — better16.4
Further details — not scored
Size109 MB38 MB
Age rating17+4+
DevelopervoipofficeNAGA VENKATA KRISHNA KISHORE PERI

In-app purchases

None

VoIP Office Pro

No in-app purchases

None

Krestium

No in-app purchases

Questions

Is VoIP Office Pro free?
VoIP Office Pro is free to download, with no in-app purchases.
Is Krestium free?
Krestium is free to download, with no in-app purchases.
Do VoIP Office Pro or Krestium have ads?
Neither VoIP Office Pro nor Krestium shows ads.
Which is updated more often, VoIP Office Pro or Krestium?
VoIP Office Pro ships an update every 3 months, and Krestium every 2 months. Most recently, VoIP Office Pro was updated on October 30, 2026 and Krestium on October 31, 2026.

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