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

	Title	Score	Score (w/installs)	Installs	Category	Released
	Calendar Event Reminder	3.6	9.4	500,000+	Productivity	12 Dec 2014
	Calendar	3.8	6.9	10,000+	Productivity	09 Nov 2022
	Calendar	4.4	10.1	100,000+	Productivity	02 Aug 2022
	Cálculo hormigón. Secciones.	0	0.0	5,000+	Productivity	05 Nov 2022
	Calculator - unit converter	4.6	17.1	100,000,000+	Productivity	28 Jun 2014
	Calculation of truck loads	0	0.0	5,000+	Productivity	09 Nov 2022
	Calculate Recipes	0	0.0	10,000+	Productivity	06 Nov 2022
	Calculadora de Siembra	0	0.0	10,000+	Productivity	17 Aug 2020
	Calctic - Calculator ++	4.2	7.7	10,000+	Productivity	07 Feb 2023
	Cal-Waste Recycles Right	4.8	6.6	1,000+	Productivity	08 Nov 2022
	CAL - Colegio de Abogados	0	0.0	5,000+	Productivity	07 Nov 2022
	Caja Móvil	0	0.0	500+	Productivity	29 Aug 2021
	CAF - Autotrasporti Falconara	0	0.0	500+	Productivity	08 Jun 2020
	CAD Exchanger: View&Convert 3D	3.8	8.8	100,000+	Productivity	08 Nov 2022
	CAD Assistant	4.2	11.0	500,000+	Productivity	16 Dec 2014
	CACHATTO SecureBrowser V4	0	0.0	50,000+	Productivity	31 Oct 2022
	CACHATTO PDF Reader	0	0.0	100,000+	Productivity	31 Oct 2022
	Cacao Suelo	0	0.0	500+	Productivity	31 Jul 2021
	Cacao Sombra	0	0.0	100+	Productivity	31 Jul 2021
	Cacao Poda	0	0.0	1,000+	Productivity	14 Jul 2021