Top 3 Most Popular International Calling Cards Softwares | May 2024

1. KeepCalling

Save money on your international phone calls with KeepCalling app! Call internationally or send an SMS at great rates. Enjoy high quality VoIP calls, low rates and an easy to use service. It's time to save when you call internationally!Buy prepaid credit online and replace calling cards and phone cards...... TpSort Score | 121,000,000

2. Plouder

Make next generation cheap international mobile calls without use of your data package always at perfect call quality! The callee does not need an app at all.Why use Plouder for cheap worldwide international calls in perfect call quality?• Save your data package as Plouder calls do not use VoIP.• Perfect...... TpSort Score | 28,500,000

3. mytello

mytello is a startup offering cheap international calls at high quality over local dial in number at very low rates....... TpSort Score | 28,200,000