Bitrefill vs Pencil Project

A side-by-side look at Bitrefill and Pencil Project. For an in-depth review of either product, follow the links below.

Bitrefill

Bitcoin & Cryptocurrency

Bitrefill is a service that allows users to pay mobile phone bills with cryptocurrency. It offers prepaid mobile refills in over 170 countries and supports top up of minutes, data, and text messages.

cryptocurrencymobileprepaidrefilltop-up

Full review → Alternatives

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

Full review → Alternatives