WDS App vs Call4Me
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
WDS App
Connect with fellow attendees before, during, and after a major conference. Communicate through global and interest-based communities, and easily discover and RSVP for meetups that integrate into your personal schedule.
- Connect with attendees
- Global and community-based communication
- Discover and RSVP for meetups
- Personal schedule integration
- Friend finder
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The Official App for the World Domination Summit! WDS is a conference held every Summer in Portland, Oregon that brings together entrepreneurs, authors, artists and explorers of all kinds in the name of Community, Adventure and Service. WDSers! This app will help you connect with attendees before, during and after the event. You can communicate on the Global Dispatch as well as in smaller communities focused on specific shared interests. You'll also be able to easily browse and RSVP meetups hosted by other attendees which will be integrated right into your personal schedule outlining everything you have planned for your time with us in Portland. Don't forget to search for and mark your friends from within the app so you can easily stay connected with everyone you want to meet in the future.
Call4Me
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Call4Me Gold is a mobile application for iPhone which offers VoIP Calls from data enabled mobile phones (2G/3G/4G or WiFi) to any landline or mobile devices around the world. It is a simple app using the latest technologies to connect people easily and keep them connected to each other.
Screenshots
Verdict
The clearest difference is in-app purchases: WDS App at none against Call4Me's 3. WDS App also leads on update cadence (daily vs every 8 months). Call4Me's advantage is iOS requirement (13.0 vs 15.4). On price, ads and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Call4Me sells 3 one-off in-app purchases. WDS App asks for nothing beyond the download.
WDS App ships an update daily, Call4Me every 8 months. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | WDS App | Call4Me |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (9 ratings) — better | — |
| Positive reviews | 55.6% of reviews | — |
| Number of ratings | 9 — better | — |
| Update frequency | Daily — better | Every 8 months |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod | iPhone, iPod |
| Requires iOS | 15.4 | 13.0 — better |
| Further details — not scored | ||
| Size | 91 MB | 32 MB |
| Age rating | 4+ | 4+ |
| Developer | Nick Hajal | Aymen Abuajayla |
In-app purchases
WDS App
No in-app purchases
Call4Me
- Call4Me Credit 2$1.99
- Call4Me Credit 3$2.99
- Call4Me Credit 4$3.99
