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Dingtone: Phone Calls + Texts icon

Sixapps

For privacy-conscious individuals needing secondary phone lines and mobile professionals requiring quick document conversions.

2apps4.4(38.6K)ProductivitySocial Networking

Snapshot

Who is Sixapps?

Providing utility-focused mobile solutions for privacy-conscious communication and document management.

Target audience

Privacy-conscious individuals needing secondary phone linesMobile professionals requiring quick document conversions

Active nemesis

TextNow

Other rivals

Portfolio

Free 2
2
apps
Productivity1
Social Networking1

Last updated

Dingtone: Phone Calls + Texts

v6.3.0

5y ago

Dormant

Publisher DNA

What defines Sixapps?

Publisher DNA

Primary focus

Utility and communication tools

Scale

indie

Target audience

Privacy-conscious individuals needing secondary phone lines and mobile professionals requiring quick document conversions.

Dormant

Portfolio momentum

Released 0 updates across 2 apps in the last 6 months according to aggregated metrics, indicating a shift toward a passive maintenance phase.

Active apps 0Abandoned 1

Portfolio

What does Sixapps ship?

Apps

2 apps analysed

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4.2(7.9K)

Distributed across 13 markets, strongest in Europe.

Based on 1 of 2 apps with localized market data, more coverage rolling in as scans complete · last scanned .

Americas (3)

  • Brazil1 / 1
  • Mexico1 / 1
  • United States1 / 1

Europe (7)

  • France1 / 1
  • Germany1 / 1
  • Italy1 / 1
  • Netherlands1 / 1
  • Portugal1 / 1
›+2 more europe markets
  • Spain1 / 1
  • Sweden1 / 1

Asia-Pacific (3)

  • Australia1 / 1
  • Japan1 / 1
  • South Korea1 / 1

Core markets (1/1 apps)

AustraliaBrazilFranceGermanyItalyJapanMexicoNetherlandsPortugalSouth KoreaSpainSwedenUnited States

Rivals

Who does Sixapps compete with?

The rivals identified

Nemeses(1)

TextNow

known forTextNow: Call + Text Unlimited

1 app4.6Social Networking

Both apps target budget-conscious users seeking secondary phone numbers, but TextNow competes by operating as a full MVNO with physical SIM support for cellular data.

Contenders(10)

BPMobile

known forSecond Phone Number - 2Number

1 app4.5Social Networking

Both apps target privacy-conscious users requiring secondary phone numbers for communication, creating direct competition for individuals seeking to mask their primary identity during online transactions or social interactions.

EverAppsLLC

known forSecond Phone Number'

1 app4.6Social Networking

Both apps target users requiring secondary phone numbers for privacy and international communication, utilizing credit-based billing models to manage global connectivity.

Miron Enterprises

known forKeepCalling International

1 app4.5Social Networking

KeepCalling International competes directly with Dingtone by targeting the same international calling audience through a shared prepaid credit model.

Newtone Communications

known forTalkU: Unlimited Calls + Texts

1 app4.5Social Networking

Both apps target users seeking secondary phone numbers and international VoIP calling without carrier contracts, creating direct competition for the same privacy-focused user base.

Pinger

known forText Free: Second Phone Number

1 app4.5Social Networking

Both apps target privacy-conscious users requiring secondary phone numbers for professional or personal separation. They compete directly for the same user base seeking cost-effective communication alternatives to primary carrier plans.

Rebtel Networks AB

known forRebtel: Top-ups And Calls

1 app4.8Social Networking

Both platforms compete for the international communication market by offering global calling services to users maintaining connections across borders.

Smart Tool Studio

known forText App: Wifi Calling+Texting

1 app4.6Social Networking

Both apps target individuals seeking secondary phone numbers for privacy, with overlapping functionality in VoIP calling and messaging services.

TALKATONE

known forTalkatone: WiFi Text & Calls

1 app4.7Social Networking

Both apps target users seeking secondary phone numbers and international communication via VoIP, competing directly for the same cost-conscious user base.

textPlus

known forNextplus: Private Phone Number

2 apps4.2Social Networking

Both apps provide virtual phone numbers and VoIP services for international communication, directly competing for users seeking to bypass traditional cellular contracts.

Torqued Studios

known forSecond Texting Number

1 app4.6Social Networking

Both apps provide virtual phone numbers for privacy and communication, targeting users who need secondary numbers for account verification or anonymity.

Same space(11)

Auxilin

known forVirtual Number - Second Phone

1 app4.6Social Networking

Targets professional users who require secondary communication lines and specific productivity tools like call recording.

Dou Studio

known forDou Line - Second Phone Number

1 appSocial Networking

Provides a secondary number solution for dating, travel, or business by allowing users to manage multiple lines within one app.

FITACK TECHNOLOGIES PRIVATE

known forText App: Calling+Texting Now

1 app4.6Social Networking

Offers a subscription-based VoIP alternative for users who want to replace standard cellular voice and text plans with data-driven communication.

Gurman Galychina

known for2nd • Second Line Phone Number

1 app4.7Social Networking

Focuses on the travel and e-commerce market by providing secondary lines without requiring an extra physical SIM card.

Idevsze Co.

known forTeleNow: Call & Text Unlimited

1 app4.5Social Networking

Provides secondary business numbers for privacy-conscious users who prefer a pay-on-demand points system or subscription packages.

imo.im

known forimo-International Calls & Chat

1 app4.3Social Networking

Provides a high-volume international communication alternative for users who prioritize free video and voice calls over secondary number provisioning.

James William

known forSecond Phone Number for You

1 app4.4Social Networking

Serves users needing to decouple personal and professional identities through secondary numbers that function over WiFi.

Shenzhen Zehou Technology Co.

known forText App: Text + Phone Call

1 app4.6Social Networking

Targets the secondary number market by offering monthly talk time and text allowances to subscribers.

SolarisSystems

known forMobileVOIP international calls

1 app4.6Social Networking

Targets international callers by aggregating multiple VoIP providers to offer lower rates than standard cellular roaming plans.

TextMe

known forText Me - Phone Call + Texting

1 app4.7Social Networking

Serves the same secondary-number utility market for dating and side projects, though it relies on aggressive spam-blocking algorithms that drive user churn.

娅 卢

known forVCall - WiFi Calls & Texts

1 app4.1Social Networking

Competes for the same secondary-number and international verification audience but uses a coin-based credit system that creates significant friction for users.

Frequently asked questions

How many apps does Sixapps publish?
Sixapps has 2 apps tracked by Marlvel, primarily in the Productivity category.
What kind of apps does Sixapps make?
Sixapps's portfolio is concentrated in Productivity and Social Networking, with an average rating of 4.4/5 across rated apps.
What is Sixapps's top app?
By review volume across the portfolio, Dingtone: Phone Calls + Texts is Sixapps's best-known app tracked by Marlvel.
In how many countries are Sixapps's apps available?
Marlvel has tracked Sixapps's apps across 13 countries.

What fed this analysis

Apps analyzed:
2
With full intel:
0
With overview:
2
Website scraped:
yes
Social presence:
no

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 Sixapps, its developer, the app publisher, Apple, or Google Play. All trademarks, logos, and screenshots referenced remain the property of their respective owners.

Cite this report

Marlvel.ai. “Sixapps intelligence.” Updated 2026-04-24. https://marlvel.ai/publishers/sixapps-limited

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Data licensed under CC-BY-NC 4.0