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

	Title	Score	Score (w/installs)	Installs	Category	Released
	Stolpersteine Guide	0	0.0	5,000+	Books & Reference	07 Nov 2022
	Stoney Mobile Dictionary	0	0.0	100+	Books & Reference	30 Nov 2021
	storyplayr	0	0.0	5,000+	Books & Reference	05 May 2015
	STPL Mobile	0	0.0	500+	Books & Reference	09 Nov 2022
	STT Himi	4.9	9.0	10,000+	Books & Reference	12 Nov 2022
	Studentencodex	4.4	8.1	10,000+	Books & Reference	29 Apr 2014
	Studi Biblika: Belajar Alkitab	0	0.0	50,000+	Books & Reference	17 Jul 2019
	Study Bibles (Multiple Languag	4.2	9.0	50,000+	Books & Reference	05 Nov 2022
	Study the Book of Revelation	4.4	8.1	10,000+	Books & Reference	05 Nov 2022
	Study True Bible Doctrines	4.2	7.8	10,000+	Books & Reference	31 Oct 2022
	Stundenbuch - Stundengebet	4.7	10.7	100,000+	Books & Reference	26 Oct 2013
	Stutigaan Hindi Christian Song	0	0.0	10,000+	Books & Reference	29 Mar 2020
	Subhashit Sarita	0	0.0	1,000+	Books & Reference	25 Mar 2017
	suissetecEdu	0	0.0	1,000+	Books & Reference	06 Jul 2016
	Sukhmani Sahib	0	0.0	5,000+	Books & Reference	02 Nov 2022
	Sukhmani Sahib (Gurmukhi)	4.5	11.9	500,000+	Books & Reference	02 Nov 2022
	Sukhmani Sahib Path Audio	4.3	11.4	500,000+	Books & Reference	01 Nov 2022
	Summit Free Public Library	0	0.0	100+	Books & Reference	22 Jun 2022
	Sun & Moon Calendar	4.5	11.9	500,000+	Books & Reference	02 Feb 2013
	Sun Nepal Life Insurance	0	0.0	10,000+	Books & Reference	10 Nov 2022