SmartLine Second Phone Number

SmartLine Second Phone Number

By GoDaddy.com

SmartLine is a business utility app providing a second phone number for mobile devices on iOS.

The App DNA

What makes this app unique?

Users hire SmartLine to separate business and personal communications without carrying a second device, though the current service transition forces them to seek alternatives due to data loss.

For Small business owners and professionals seeking to separate business communications from personal phone numbers.

What does it look like?

Key features

Cellular-based Callingedge

Routes calls via cellular network rather than VOIP to ensure audio clarity.

Spam Call Filteringstandard

Automatically diverts identified spam to voicemail to protect business time.

Voicemail Transcriptionstandard

Converts audio messages to text for rapid review.

How much does it cost?

subscriptionSubscription required for service access

Subscription-only model requiring active billing through iTunes or GoDaddy to maintain the second phone number.

Velocity

Dormant developmentopaqueShow more...

The app has not received a functional update in over 740 days, effectively classifying it as a zombie project. The latest release served only to notify users of the service's end-of-life transition to a different product, GoDaddy Conversations. There is no ongoing development or maintenance activity for this application.

See all version history

Who built it?

GoDaddy.com

1 app tracked · Business

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User Sentiment

What do users think recently?

The recent review mood reads upset. Users appreciate long-term users previously valued the ability to maintain a separate business phone line on mobile.

How are ratings & reviews evolving?

App Store
4.73 · 44k

What users say, by theme

What Users Love
  • Long-term users previously valued the ability to maintain a separate business phone line on mobile
What Frustrates Users
  • Forced migration to a new messaging product causes significant data loss and service downtime for businesses
+ 2 more themes
What Users Want 1 request inside

49 of 49 recent reviews analyzed · high confidence · Upset overall

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Unlock 2 more frustration themes and 1 user request, each backed by review evidence.

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Competition

Competitive landscape for SmartLine Second Phone Number

How's the Business market?

SmartLine holds a 4.73 rating across 43,937 total ratings, but the lack of updates for 741 days signals a product in terminal decline. The forced migration to a new platform is driving negative sentiment, as users report data loss and service instability.

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The rivals identified

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The Analyst's Read

Key takeaways for SmartLine Second Phone Number

Where is it heading?

The service is in a terminal decline phase as the migration to a new platform forces users to seek alternatives. The lack of investment in the legacy product means that churn will continue until the service is fully decommissioned, so the PM must focus on user retention during the transition.

  • The forced migration to a new platform causes significant data loss, which accelerates user churn and erodes the remaining subscriber base.
  • The 24-month update silence confirms the product is in sunset mode, leaving users without critical bug fixes or performance improvements.

The SWOT

Core Strengths
  • Cellular-based calling provides audio reliability superior to standard VOIP-only competitors
Critical Frictions 2 weaknesses insideMarket Threats 1 threat identified

Next best moves

1 Sunset

Sunset the legacy app because the migration to GoDaddy Conversations is already underway and user sentiment is at a breaking point → stop the reputational damage.

The counter-intuitive read

The forced migration is not a failure of…

Read the full take

Since the last report: The product remains in a zombie state with no feature development, but the strategic outlook has shifted from attempting to fix the migration to accepting the sunset of the legacy application.

Bottom line

SmartLine provides a reliable cellular-based calling mechanism, but the forced migration has destroyed user trust and caused significant data loss, so the PM should prioritize a clean exit and migration path to retain the remaining user base.

Unlock 2 critical frictions, 1 market threat and the analyst’s take.

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Sources

  1. [1] App Store, source

Report last updated

Disclosure: Independent intel to help mobile builders succeed.

AI-powered analysis with automated quality gates, built from publicly available sources. Marlvel.ai is not affiliated with, endorsed by, or sponsored by SmartLine Second Phone Number, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

What's new

The product remains in a zombie state with no feature development, but the strategic outlook has shifted from attempting to fix the migration to accepting the sunset of the legacy application.

shifted

Strategic Pivot to Sunset

added

Formalized Sunset Weakness

removed

Removal of Porting Opportunity

Cite this report

Marlvel.ai. “SmartLine Second Phone Number Intelligence Report.” Updated Aug 12, 2026. https://marlvel.ai/apps/smartline-second-phone-number-1

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