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

	Title	Score	Score (w/installs)	Installs	Category	Released
	Columbus Air Force Base	4.3	5.9	1,000+	Books & Reference	03 Nov 2022
	St. Mary's County Library	4.3	5.9	1,000+	Books & Reference	02 Nov 2022
	USP Reference Standards	4.3	7.8	10,000+	Books & Reference	02 Nov 2022
	NRSV Bible Apocrypha 4.0	4.3	9.2	50,000+	Books & Reference	10 Sep 2012
	Fishes of Montana	4.3	5.9	1,000+	Books & Reference	05 Nov 2022
	Studentencodex	4.3	7.8	10,000+	Books & Reference	29 Apr 2014
	Divine Lyrics	4.3	7.2	5,000+	Books & Reference	05 Nov 2012
	خلاصه کتاب بوکاپو | Bookapo	4.3	9.8	100,000+	Books & Reference	13 Mar 2019
	PAeDocket	4.2	11.1	500,000+	Books & Reference	08 Nov 2022
	Quran Hafs by KFGQPC مصحف حفص	4.2	9.8	100,000+	Books & Reference	25 Mar 2022
	جامع الكتب التسعة	4.2	11.7	1,000,000+	Books & Reference	20 Dec 2016
	Hubble Space Telescope	4.2	9.2	50,000+	Books & Reference	11 Nov 2022
	Engineering Cookbook	4.2	9.2	50,000+	Books & Reference	10 Nov 2022
	Amuzgo Guerrero Bible	4.2	5.9	1,000+	Books & Reference	07 Nov 2022
	CA Meals for Kids	4.2	7.8	10,000+	Books & Reference	04 Nov 2022
	Capital Area District Library	4.2	7.8	10,000+	Books & Reference	09 Nov 2022
	Discover Books	4.2	7.2	5,000+	Books & Reference	01 Nov 2022
	My-EOP	4.2	9.2	50,000+	Books & Reference	29 Mar 2014
	Study True Bible Doctrines	4.2	7.8	10,000+	Books & Reference	31 Oct 2022
	Muslim Kids Series : Dua	4.2	7.8	10,000+	Books & Reference	09 Nov 2022