Call App allows users to make affordable international calls over WiFi, avoiding roaming charges. It is catalogued under Team chat & messaging on PulseGate.

Call App is a consumer product built for travelers and international callers.

Does Call App have a free plan?

Yes — Call App is free to use.

What platforms does Call App run on?

Call App runs on the web and Android.

Is Call App still maintained?

Unverified. Call App has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.

What are alternatives to Call App?

Similar projects tracked by PulseGate include imo HD - Video Calls and Chats, Yolla, and International Calling App.

Call App is developed by Dou Studio.

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Call App

Name: Call App
Author: Dou Studio

App StoreTeam chat & messaging

Call App: We Talk to Global provides users with the ability to make HD voice calls over WiFi, helping them save on international and roaming charges. It is designed for travelers and anyone needing affordable global communication.

FreeWebAndroid

Visit App Store

Overview

4 features

In the Team chat & messaging space, Call App takes a focused approach. It allows users to make affordable international calls over WiFi, avoiding roaming charges. Call App is a consumer product aimed at travelers and international callers. Call App costs nothing to use. Call App is available on the web and Android.

It is developed by Dou Studio. Among its 4 catalogued features are voIP calling, HD voice, and wiFi calls.

VoIP calling
HD voice
WiFi calls
No roaming fees

Built with & integrations

Runs on

BrowserAndroid

Trust & compliance

Verified signals

HTTPSFree tierStore-verified publisher

Indexing history

What PulseGate has recorded for this listing

Indexed15 Jun · 17:24 UTC
Listing verified against its public source
Source: PulseGate · Open

Frequently asked questions about Call App

What is Call App?: Call App allows users to make affordable international calls over WiFi, avoiding roaming charges. It is catalogued under Team chat & messaging on PulseGate.
Who is Call App for?: Call App is a consumer product built for travelers and international callers.
Does Call App have a free plan?: Yes — Call App is free to use.
What platforms does Call App run on?: Call App runs on the web and Android.
Is Call App still maintained?: Unverified. Call App has not been re-checked since it entered the index, so there is no finding either way — and only a positive finding would say otherwise.
What are alternatives to Call App?: Similar projects tracked by PulseGate include imo HD - Video Calls and Chats, Yolla, and International Calling App.imo HD - Video Calls and Chats Yolla International Calling App
Who makes Call App?: Call App is developed by Dou Studio.

At a glance

Platforms: Mobile
Languages: English
Built for: travelers and international callers
Model: B2C
Solves: Allows users to make affordable international calls over WiFi, avoiding roaming charges.

Registered as

App Store: 6447500504
Google Play: app.idous.voice

Developer

Dou Studio

Index record

Identity confidence: High · 86.4
Indexed: 15 Jun 2026
Lifecycle: Alive
Last seen: 15 Jun 2026

Identity audit (12)

Slug: call-app-we-talk-to-global-google-com
Lifecycle last checked: 8 Aug 2026
Verification state: Indexed for public listing
Listing state: Listed: yes
Index status: Included in index
Latest evidence snapshot: 15 Jun 2026
Timeline basis: Indexed-at chronology. This listing's first-seen date was written by the catalog backfill, not observed here, so it is not treated as a sighting.
Name from: Derived from the project's own page and URL.
Category from: Assigned by the 2026 taxonomy migration.
Summary from: Taken from the project's own store listing.
Languages from: Detected by a language model from page content.
Canonical URL: https://play.google.com/store/apps/details?id=app.idous.voice

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