Search for really free Android Books and reference apps with no IAP and no ADS

Title Score Score (w/installs) Installs Category Released
Orthodox Daily Prayer
0
0.0
500+
31 Oct 2022
Orthodox Christian Prayers
0
0.0
1,000+
31 Oct 2022
Orthodox Christian Library 中文
4.9
6.7
1,000+
31 Oct 2022
Orthodox Calendar in French
0
0.0
5,000+
31 Oct 2022
Oromo, Eastern Bible
4.9
10.5
50,000+
08 Nov 2022
Oromo West Central
0
0.0
10,000+
08 Nov 2022
Oromo Quran
4.6
10.6
100,000+
22 Oct 2021
Oromo Bible -Macaafa Qulqulluu
4.8
10.5
50,000+
08 Nov 2022
Oriya Study Bible
0
0.0
10,000+
08 Nov 2022
Oriya Audio Bible
0
0.0
100,000+
08 Nov 2022
Orissa Legal Reports
0
0.0
1,000+
13 Jun 2021
OpMaat
0
0.0
500+
05 Jul 2017
OPL to Go
0
0.0
10,000+
02 Nov 2022
OPL Mobile
2.7
5.8
50,000+
02 Nov 2022
Operational Risk Management
2.3
3.9
5,000+
30 Jan 2017
Operation World
4.5
8.2
10,000+
07 May 2017
Openreads
4.6
8.4
10,000+
21 Aug 2021
Open Library
3.4
7.7
100,000+
31 Dec 1969
Open Hymn Lyrics
0
0.0
500+
31 Oct 2022
Open eBooks
3
6.9
100,000+
09 Nov 2022