Search for really free Android Communication apps with no IAP and no ADS

Title Score Score (w/installs) Installs Category Released
MobileVOIP international calls
4.4
14.3
10,000,000+
15 Feb 2011
Agnet Work
0
0.0
5,000+
04 Nov 2022
MobiFone Meeting
0
0.0
10,000+
04 Nov 2022
mobi
4.6
6.4
1,000+
03 May 2020
DialShree Mobi
0
0.0
1,000+
04 Nov 2022
Voiply Mobile: Calls & Text
3.9
7.1
10,000+
24 Feb 2021
voipoffice
4
8.7
50,000+
06 Apr 2016
Linphone
3.6
9.8
1,000,000+
20 Mar 2010
Slick: eSIM & Global Calls
4.2
9.6
100,000+
08 Nov 2022
Zadarma
3.1
8.2
500,000+
09 Apr 2014
Dialpad
4.5
10.3
100,000+
28 Sep 2014
ZDialer by Zoho Voice
4
7.4
10,000+
04 Nov 2022
Service Center OneContact
0
0.0
100+
04 Nov 2022
Atos OneContact
3
5.5
10,000+
10 Nov 2022
Plus Messenger
4
14.2
50,000,000+
24 Feb 2015
Inside Verizon
4.2
9.0
50,000+
04 Nov 2022
OpenKeychain: Easy PGP
4.1
10.6
500,000+
14 Jan 2013
EGSA Conference
0
0.0
500+
28 Jan 2023
Verizon Push to Talk Plus
3.5
9.1
500,000+
16 Jul 2014
Accelerate Conference by WIT
0
0.0
500+
26 Aug 2019