HomeAppsToolsRT ToolBoxApps like RT ToolBox Here are some great alternatives to RT ToolBox by Łukasz Sieczkowski : Gamma CalCulator ★3.3 Gamma Calculator Pro ★4.4 Chemistry Toolbox - Full ★4.8 NDT X-ray Toolbox ★3.3 Long Exposure Calculator ★3.7 Exposure Calculator ★4.4 Photo Tools ★3.5 ND Filter Expert ★4.0 Exposure Assistant ★4.7 Photography Calculator Tools ★4.2 Radioactive Decay Calculator ★3.8 NIOSH Mobile Pocket Guide ★4.5 Measure X - All-in-1 Toolbox ★4.1 ND Calculator ★3.4 Core Calculator App ★5.0 GammaPix - Gamma Rad Detection ★3.7