ChargeSphere vs Doc Sign, Signature Master app Usage & Stats

Doc Sign, Signature Master app is the easiest way to sign any document on your iPhone, and as legally binding as using a pen. #Features 1. Handwritten signature: like signing with a pen 2. Take a photo to identify the real seal, and then directly seal without printing 3. Document management: management of contracts, agreements, documents, etc. 4. File distribution: One-click distribution of signature files 5. Support any file: PDF, WORD, EXCEL, PNG, etc.