Great companion to go with your office line
A Must-Have App
Take the power of your favorite desk phone with you – at work, at home or anywhere in-between.

Amazing Features !!
High Quality Audio
High-quality codecs, Echo cancellation, & Call quality indicator
Multi-device
Move the active calls between devices (Deskphone-to-Siper)
Mid-call features
Call Transfer, Hold/Resume, Mute, Conference
Multi-platform
Available in Android, iOS*, Window*, and Mac*
Contact Management
Add, Modify, or Delete phone contact. Call log management
In-house support
Siper is fully supported by in-house developers
"Make & receive calls, Call Transfer, Conference and many more.."

Great Reviews
Easy to install
“Easy setup, just keys in three parameters and I can start to make calls right away..”, Mr. Khong – SOAS Pte Ltd
No more missed calls
“I never miss a call anymore with Siper. I can contact my clients even when I am overseas.”, Ms. Lyn – Fernsoftware
Great Savings
“Give me great saving when roaming oversea..”, Mr. Alan Koh – ALRIC Group
Good Quality
“Good quality, can’t tell is a VoIP call”, Ms.Charmaine – Ethosparthers
