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

Title Score Score (w/installs) Installs Category Released
Our Daily Bread
4.5
13.9
5,000,000+
30 Aug 2011
Merlin Bird ID by Cornell Lab
4.9
15.1
5,000,000+
24 Jun 2014
Bible - Audio & Video Bibles
4.7
14.4
5,000,000+
23 Aug 2010
Al Quran (Tafsir & by Word)
4.9
15.1
5,000,000+
24 Aug 2016
AlReader -any text book reader
4.2
13.0
5,000,000+
25 Mar 2013
Lithium: EPUB Reader
4
12.2
5,000,000+
08 Nov 2022
Ayah: Quran App
2.9
9.0
5,000,000+
04 Nov 2022
Read Listen Quran قرآن كريم
4.5
14.0
5,000,000+
24 Apr 2023
Kamus Besar Bahasa Indonesia
4.7
14.5
5,000,000+
10 Nov 2022
Spanish Dictionary - Offline
4.5
13.7
5,000,000+
03 Apr 2012
Alkitab
4.7
14.6
5,000,000+
10 Dec 2014
کتابراه: کتاب الکترونیک و صوتی
4.5
13.9
5,000,000+
04 Mar 2015
Alkitab
4.8
14.9
5,000,000+
31 Dec 1969
طاقچه؛ کتاب الکترونیکی و صوتی
3.9
10.8
1,000,000+
11 Mar 2022
cloudLibrary
4.6
12.7
1,000,000+
02 Oct 2011
hoopla Digital
4.7
12.9
1,000,000+
23 May 2013
FanFiction.Net
3.2
8.7
1,000,000+
10 Nov 2022
Portuguese Dictionary Offline
4.3
11.9
1,000,000+
01 Nov 2022
BorrowBox
3.2
9.0
1,000,000+
30 Jul 2016
Google I/O 2019
4.5
12.4
1,000,000+
11 Nov 2022