Kalum

Pay-as-you-go International Calls

Kalum is a prepaid VoIP calling app that lets you make affordable international calls to approximately 200 countries. No subscriptions, no contracts - just buy credits and call.

Prepaid Credits ~200 Countries No Subscriptions Per-Minute Billing App Store & Stripe Credits Never Expire

Legal Documents

Privacy Policy

Available

Learn how we protect your privacy and handle your data when using our calling service.

Current Version: 2026-05-24

Effective Date: May 24, 2026

Last Updated:

Key Points:

  • Phone number verification via Firebase Authentication
  • Call metadata for billing — voice audio handled by Twilio, never by us
  • iOS purchases processed by Apple; Android/web payments by Stripe — we never see card details
  • Contacts and Stripe-SDK permissions (camera, biometrics, location) are opt-in only
  • No analytics, telemetry, or advertising SDKs
  • GDPR / UK GDPR rights and CCPA / CPRA rights covered
View Current Policy Version History

Terms of Use

Available

Terms and conditions for using the Kalum prepaid calling service.

Current Version: 2026-05-24

Effective Date: May 24, 2026

Last Updated:

Key Points:

  • 18+ age requirement
  • iOS credit tiers: $2.99 / $12.99 / $29.99 → 209 / 909 / 2,099 credits
  • All call attempts billed; minimum balance 1.5× the destination rate
  • Stripe refunds: 7-day window from us. Apple App Store refunds: through reportaproblem.apple.com
  • In-app account deletion (Settings → Delete Account)
  • No emergency calling support
  • California law governance; binding arbitration for U.S. users
View Current Terms Version History

About Kalum

App Overview

Kalum is a prepaid Voice over Internet Protocol (VoIP) calling app that enables you to make outbound voice calls to telephone numbers in approximately 200 countries. Perfect for staying connected with family and friends abroad without expensive international calling plans.

Core Features

  • Outbound voice calls to ~200 countries
  • Prepaid credit system (no subscriptions)
  • Transparent per-minute rates shown before calling
  • Call history and transaction records
  • Saved contacts (manual entry or opt-in import)
  • Credits never expire

Pricing (iOS)

  • Quick Call: $2.99 → 209 credits
  • Casual Caller: $12.99 → 909 credits
  • Frequent Calls: $29.99 → 2,099 credits

Android and web prices and credit amounts may differ slightly because Stripe's processing model is different from Apple's. The amount shown in-app at the moment of purchase is authoritative. Rates vary by destination. All call attempts (including unanswered) are billed per minute, rounded up.

Platform

  • iOS and Android
  • Phone number verification (Firebase)
  • iOS in-app purchases via Apple App Store
  • Android & web payments via Stripe (cards, Google Pay)
  • Twilio-powered calling

Important Notice

Kalum cannot be used for emergency calls (911, 112, 999, etc.). Always maintain access to a traditional phone service for emergencies.

Support

For support or general inquiries about Kalum, contact us at hello@neuera.app

Our Commitment

No Hidden Fees

Transparent pricing. See rates before you call. No monthly fees or subscriptions.

Credits Never Expire

Buy credits when you need them. They stay in your account indefinitely.

Privacy Protected

We never access your call audio. We never sell your data. Payments are handled securely by Apple (iOS) or Stripe (Android, web).

Refund Options

Stripe purchases: 7-day refund window from us. Apple App Store purchases: refundable through Apple's reportaproblem.apple.com.