Pencil Project vs RoboKiller
A side-by-side look at Pencil Project and RoboKiller. For an in-depth review of either product, follow the links below.
Pencil Project
Development
Pencil Project is a free and open source GUI prototyping and mockup tool. It allows users to create wireframes and prototypes for software interfaces and websites quickly and easily, without programming knowledge.
wireframingmockupsguidesign
RoboKiller
Security & Privacy
RoboKiller is an app that blocks spam calls and texts from telemarketers, robocalls, and scammers. It uses a crowdsourced database to identify nuisance callers and stop them from reaching your phone.
spam-blockingrobocall-blockingtelemarketer-blockingscam-blocking
Related Comparisons
OmniGraffle
Balsamiq Wireframes
Scapple
Diagram Designer
WireframeSketcher
SpiderScribe.net