Comparison

BelWave Mobile vs K7 One

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

Head to head
About

BelWave Mobile

This mobile application extends your office VoIP phone system to your smartphone or tablet. Make and receive calls using your business number, manage contacts, and access voicemail and call history on the go. Stay productive and maintain your business identity wherever you work.

Highlights
  • VoIP calling from mobile
  • Use office phone number
  • Voicemail access
  • Call history management
  • Contact management
  • Text messaging
Features
Read full description

BelWave Mobile brings your office phone system with you—wherever work takes you. As part of BelWave’s Unified Communications solution, this powerful mobile softphone app extends your VoIP service directly to your smartphone or tablet, keeping you connected whether you’re at your desk, working from home, or on the go. With BelWave Mobile, your business identity stays consistent. Make and receive calls using your office phone number, stay connected with colleagues, and manage your communications just like you would in the office. Access voicemail, view call history, manage contacts, and send text messages—all from the convenience of your mobile device. BelWave Mobile makes it easy to stay productive and responsive no matter where the day takes you. Best of all, the BelWave Mobile app is included at no additional cost with a subscription to BelWave’s voice service.

About

K7 One

Features
Read full description

K7 One — Your Business Communications, Everywhere You Go K7 One transforms your business phone system into a mobile productivity hub — seamlessly connecting voice calls, messaging, voicemail, and contacts in one intuitive app. Powerful Unified Communications K7 One brings enterprise-grade communication features directly to your iPhone and iPad, extending your phone system beyond the desk. Make and receive calls with your business identity, manage voicemail, and stay in touch wherever you are. Feature Highlights • Mobile Calling: Place and receive calls over data or Wi-Fi using your business number. • Messages & Chats: Send and receive SMS/MMS from your business line (where supported). • Voicemail + Visual Inbox: Access, play back, and manage voicemail easily. • Contacts & Directories: Fast access to company and personal contacts. • Call History: View all inbound, outbound, and missed calls in one place. • Presence & Status: See coworkers’ availability and adjust your own. • Settings & Rules: Customize answering rules, greetings, and preferences on the go. K7 One keeps your business communication streamlined and accessible — whether you’re in the office, working remotely, or traveling. Designed for Professionals Built for business users who need reliable mobile communication that integrates with their existing phone system and extends key capabilities beyond traditional desk phones. Requirements • Requires an existing account with a supported service provider or hosted phone system. • Internet connection required for voice and messaging features. Stay connected and productive — download K7 One now and bring your business communications into the future.

Screenshots

BelWave Mobile3 screens
K7 One4 screens

Verdict

The call

BelWave Mobile and K7 One 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

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

BelWave Mobile ships an update every 2 months, K7 One every 3 months. The most recent releases landed on November 5, 2026 and November 13, 2026 respectively.

ScorecardNo meaningful differences
BelWave Mobile versus K7 One: the parameters behind the verdict, then further details
ParameterBelWave MobileK7 One
PriceFreeFree
Rating5.0 (1 ratings) — better—
Number of ratings1 — better—
Update frequencyEvery 2 months — betterEvery 3 months
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.617.6
Further details — not scored
Size121 MB122 MB
Age rating4+4+
DeveloperAtheral LLCKloud 7

In-app purchases

None

BelWave Mobile

No in-app purchases

None

K7 One

No in-app purchases

Questions

Is BelWave Mobile free?
BelWave Mobile is free to download, with no in-app purchases.
Is K7 One free?
K7 One is free to download, with no in-app purchases.
Do BelWave Mobile or K7 One have ads?
Neither BelWave Mobile nor K7 One shows ads.
Which is updated more often, BelWave Mobile or K7 One?
BelWave Mobile ships an update every 2 months, and K7 One every 3 months. Most recently, BelWave Mobile was updated on November 5, 2026 and K7 One on November 13, 2026.

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