Comparison

WiFi Calling App vs Core4VoIP Mobile Dialer

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

Head to head
About

WiFi Calling App

Make affordable international calls over WiFi without needing a SIM card or paying roaming fees. Features include call recording, auto-dialing, and contact management for seamless global communication.

Highlights
  • SIM-free international calling
  • Call recording and history
  • Auto dialer
  • WhatsApp calling integration
  • Call reminder and scheduler
  • QR code dialing
Features
Read full description

Stop overpaying to reach the world. Moon Dialer lets you call any country over WiFi or data for up to 90% less than your carrier charges. No SIM, no roaming, no extra phone, just crystal-clear calls. Over 1M people already made the switch. But Moon Dialer isn't just cheap calls. It's everything you need to actually run your calling, whether you're chasing leads, supporting customers, or staying close to clients across time zones. Make a call from anywhere, record it automatically, and get a written transcript you can search, copy, and share. No more scribbling notes mid-call. Pick up right where you left off with the same caller ID on every device. Line up your day with scheduled calls and reminders, then fire off a Quick Broadcast to reach dozens of contacts by SMS and email at once. Running outreach? Build campaigns, tag every call with dispositions like Received, Waiting, or Do Not Call, and watch it all add up in a clean analytics dashboard: call time, outgoing volume, credits used, at a glance. Here's what businesses love: - Call any country over WiFi or data, up to 90% cheaper - Call recording with searchable transcripts - Analytics that show exactly where your minutes go - Campaigns and Quick Broadcast to reach everyone fast - Call dispositions to track outcomes and follow-ups - Share a QR number so people reach you safely, and shut it off anytime - Auto dialer, WhatsApp calling, contact import, QR dialing - 24/7 customer support: real help, any time zone, any day - Works seamlessly across iPhone, iPad and Mac No contracts. No surprise fees. Pick a Weekly, Monthly, or Yearly plan to get calling credits, then top up with more credits anytime you need them. And whenever you need a hand, our support team is online around the clock. Download Moon Dialer and put a full international phone system in your pocket. Subscriptions auto-renew unless turned off at least 24 hours before the current period ends. Manage or cancel anytime in your store account settings. Privacy Policy: https://www.moonapps.io/privacy-policy/ Terms of Use: https://www.moonapps.io/moon-dialer/terms-of-use/ For more queries, contact us: support@moonapps.io

About

Core4VoIP Mobile Dialer

This SIP dialer for iPhone is optimized for low bandwidth environments. It transmits voice data as IP packets over the internet, ensuring functionality even in areas with limited connectivity. Compatible with iOS 5 and above.

Highlights
  • SIP dialer functionality
  • Optimized for low bandwidth
  • IP packet voice transmission
  • iOS 5+ compatibility
Features
Read full description

Core4VoIP dialer is a SIP dialer for iPhone. It is designed to work in low bandwidth areas. Voice goes as IP packets through Internet. You can successfully run this application in any iOS 5 or higher device.

Screenshots

WiFi Calling App4 screens
Core4VoIP Mobile Dialer1 screens

Verdict

The call

The clearest difference is in-app purchases: Core4VoIP Mobile Dialer at none against WiFi Calling App's 10. Core4VoIP Mobile Dialer also leads on rating (5.0 vs 4.6) and iOS requirement (8.0 vs 15.0). WiFi Calling App's advantage is ratings volume (197 vs 1) and update cadence (fortnightly vs monthly). On price and ads 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

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. WiFi Calling App sells 10 in-app purchases, starting at $2.99 per 7 days. Core4VoIP Mobile Dialer asks for nothing beyond the download.

ReceptionRating · Positive reviews · Number of ratings

Core4VoIP Mobile Dialer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: WiFi Calling App has 197 ratings behind it against 1, so its average is the more settled of the two.

UpkeepUpdate frequency

WiFi Calling App ships an update fortnightly, Core4VoIP Mobile Dialer monthly. Both last shipped on November 1, 2026.

Scorecard7 real differences · 3 level
WiFi Calling App versus Core4VoIP Mobile Dialer: the parameters behind the verdict, then further details
ParameterWiFi Calling AppCore4VoIP Mobile Dialer
PriceFreeFree
Rating4.6 (197 ratings)5.0 (1 ratings) — better
Positive reviews69.2% of reviews—
Number of ratings197 — better1
Update frequencyFortnightly — betterMonthly
AdsNoNo
In-app purchasesYesNo — better
MonetizationSubscriptionFree — better
DevicesiPhone, iPad, iPod, Mac — betteriPhone, iPod
Requires iOS15.08.0 — better
Further details — not scored
Size93 MB3 MB
Age rating4+4+
DeveloperMoon Technolabs Pvt LtdDivine IT Limited

Customer experience

WiFi Calling App

All ratings198 ratings
Positive90.4%
Neutral2.5%
Negative7.1%
Written reviews91 reviews
Positive69.2%
Neutral0.0%
Negative30.8%

Core4VoIP Mobile Dialer

All ratings1 ratings
Positive100.0%
Neutral0.0%
Negative0.0%

Bugs and requests

WiFi Calling App

Reported bugs

30 issues
  • App doesn't work
  • App filled with bugs
  • Calls drop after an hour
  • Poor interface
  • App doesn't open
Show 25 more
  • Subscription not reflected
  • Paid but not upgraded
  • Unable to make calls
  • Doesn't reflect Apple subscription
  • Free trial issues
  • Difficult to use
  • Not worth the hassle
  • Doesn't serve its purpose
  • Terrible app
  • Calls not going through
  • App keeps crashing
  • Subscription issues
  • Not working at all
  • Can't make calls
  • Doesn't auto dial
  • App would not open
  • Importing CSV doesn't show anything
  • Problem uploading call list
  • No replies from support
  • Not useful until issue fixed
  • App doesn't work
  • Never worked
  • Cannot cancel subscription
  • Charged for non-working app
  • Garbage app

Requested features

6 requests
  • Performance update
  • Android version availability
  • See call info before disposition
  • Upload list in same order
  • Call center app functionality
Show 1 more
  • See caller name and address before disposition

Core4VoIP Mobile Dialer

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

WiFi Calling App

Subscriptions4
  • VoIP Calling Weekly$2.997 Days
  • VoIP Calling Monthly$8.991 Month
  • Unlimited Phone Call Plan$14.991 Year
Show 1 more
  • VoIP Calling Yearly$49.991 Year
One-time6
  • Call Credit$2.99
  • Call Credit$4.99
  • Remove Ads & Limits, iCloud Support$9.99
Show 3 more
  • Call Credit$9.99
  • Call Credit$19.99
  • Call Credit$49.99
None

Core4VoIP Mobile Dialer

No in-app purchases

Questions

Is WiFi Calling App free?
WiFi Calling App is free to download, with in-app purchases available.
Is Core4VoIP Mobile Dialer free?
Core4VoIP Mobile Dialer is free to download, with no in-app purchases.
Which has better reviews, WiFi Calling App or Core4VoIP Mobile Dialer?
Core4VoIP Mobile Dialer is rated higher. WiFi Calling App averages 4.6 out of 5 from 197 ratings, while Core4VoIP Mobile Dialer averages 5.0 from 1 ratings.
Do WiFi Calling App or Core4VoIP Mobile Dialer have ads?
Neither WiFi Calling App nor Core4VoIP Mobile Dialer shows ads.
Which is updated more often, WiFi Calling App or Core4VoIP Mobile Dialer?
WiFi Calling App ships an update fortnightly, and Core4VoIP Mobile Dialer monthly. Most recently, WiFi Calling App was updated on November 1, 2026 and Core4VoIP Mobile Dialer on November 1, 2026.

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