Apps with 'Multiple export options' feature
diagrams.net (previously draw.io) is a free online diagram drawing application for workflow, BPM, org charts, UML, ER, network diagrams.
Zettlr is a supercharged markdown editor that combines many writing editor features and collect them in one application.
WeSetupYourWebViewApp service will wrap your website or web app into a fullscreen native app for iOS and Android. Up to 2x better performance & enriched with native app components. Get a full refund if Apple or Google rejects your app.
An online diagramming tool with built-in productivity features to create diagrams faster. Draw flowcharts, mind maps, org charts, network diagrams, Venn diagrams and 50+ other diagrams types. Readymade templates to get started fast.