Best apps like DESY Phone Book

10+ similar apps compared and reviewed

4.8 avg rating
9 free apps
Updated August 2026
DESY Phone Book
DESY Phone Book
Deutsches Elektronen-Synchrotron DESY

DESY Phone Book is great, but it's not the only option. Explore 10+ similar apps for iPhone and iPad, each reviewed and rated by real users. Find free alternatives, premium upgrades, and hidden gems.

Top Alternatives to DESY Phone Book

OperrTel#2

OperrTel by Operr Technologies, Inc.

Strong Contender
🔧 Utilities
4.4(7 ratings)
FreeIn-App Purchases
OperrTel screenshot 1
OperrTel screenshot 2
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OperrTel screenshot 5

This business phone service app provides full mobility for its customers. Manage voice calls, instant messaging, and presence services from your mobile device, effectively carrying your office in your pocket.