Comparison

Red Cloud Mobile vs B1 MOBILE

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

Head to head
About

Red Cloud Mobile

Features
Read full description

Red Cloud is a SIP soft client that extends VoIP functionality provided by Red Cloud LLC beyond the land line or desktop. It brings features of the Red Cloud platform directly to end-user's mobile devices as a Unified Communications solution. With Red Cloud, users can maintain the same identity when making or receiving calls from any location, regardless of their device. They are also able to seamlessly send an ongoing call from one device to another and continue that call without interruption. Red Cloud grants users the ability to manage contacts, voicemail, call history and configurations in a single location while away from their computer. This also includes the management of answering rules, greetings and presence which all contribute to more efficient communication. NOTICE: You must have an existing account with Red Cloud LLC for Red Cloud to work*** IMPORTANT VOIP OVER MOBILE/CELLULAR DATA NOTICE Some mobile network operators may prohibit or restrict the use of VoIP functionality over their network and may also impose additional fees, or other charges in connection with VoIP. You agree to learn and abide by your cellular carrier's network restrictions. Red Cloud LLC will not be held liable for any charges, fees or liability imposed by your carrier for use of VoIP over Mobile/Cellular Data.

About

B1 MOBILE

Read full description

B1 MOBILE is a powerful VoIP Softphone that lets you make and receive calls over the internet using your iPhone. Enjoy clear voice quality and stay connected wherever you are with this complimentary app. Key features include: โ€ข HD voice quality โ€ข Call history and contact integration โ€ข Call hold, mute, and speakerphone โ€ข Push notifications โ€ข Support for WiFi and mobile data B1 MOBILE delivers stable performance and smooth communication directly to your phone.

Screenshots

Red Cloud Mobile4 screens
B1 MOBILE4 screens

Verdict

The call

The clearest difference is update cadence: B1 MOBILE at every 3 weeks against Red Cloud Mobile's every 3 months. On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS

CostPrice ยท In-app purchases ยท Ads ยท Monetization

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Red Cloud Mobile ships an update every 3 months, B1 MOBILE every 3 weeks. The most recent releases landed on May 19, 2026 and September 9, 2026 respectively.

Scorecard1 real difference ยท 5 level
Red Cloud Mobile versus B1 MOBILE: the parameters behind the verdict, then further details
ParameterRed Cloud MobileB1 MOBILE
PriceFreeFree
Update frequencyEvery 3 monthsEvery 3 weeks โ€” better
AdsNoNo
In-app purchasesNoNo
DevicesiPhone, iPad โ€” betteriPhone
Requires iOS17.016.0 โ€” better
Further details โ€” not scored
Size124 MB114 MB
Age rating4+17+
DeveloperTrue IP Solutions, LLCB1 Communications Inc.

In-app purchases

None

Red Cloud Mobile

No in-app purchases

None

B1 MOBILE

No in-app purchases

Questions

Is Red Cloud Mobile free?
Red Cloud Mobile is free to download, with no in-app purchases.
Is B1 MOBILE free?
B1 MOBILE is free to download, with no in-app purchases.
Do Red Cloud Mobile or B1 MOBILE have ads?
Neither Red Cloud Mobile nor B1 MOBILE shows ads.
Which is updated more often, Red Cloud Mobile or B1 MOBILE?
Red Cloud Mobile ships an update every 3 months, and B1 MOBILE every 3 weeks. Most recently, Red Cloud Mobile was updated on May 19, 2026 and B1 MOBILE on September 9, 2026.

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