Momentum Field Personnel Paid Apps

Contains over 1450 oil & gas interlinked terms defined in a clear way. Ideal for field personnel, students and investors. Each term is linked to related terms. No network connection is needed so...

Knowledge is freedom.


Welcome to the finest collection of Army and Military survival handbooks, field manuals, and valuable knowledge ever collected under 1 app. Survivalpedia is...

Written and designed by experts, this is a guide to 299 birds - more than any other British bird app - with specially written text, professionally produced bird songs and calls, and carefully...

Excellent Audubon Value!! $25 if purchased individually

NEWLY UPDATED!!

Nothing beats Audubon mobile field guides! With 1 million downloads, they are the most trusted...

NEWLY UPDATED!

Nothing beats Audubon mobile field guides! With 1 million downloads, they are the most trusted authoritative field guide collection in North America. Highest quality at an...

**A School Library Journal Top App of 2013**

National Geographic presents an innovative, beautiful, and interactive field guide to the birds of North America for all your Apple devices....

NEWLY UPDATED!!

Nothing beats Audubon mobile field guides! With 1 million downloads, they are the most trusted authoritative field guide collection in North America. Highest quality at an...

NEWLY UPDATED!!
Nothing beats Audubon mobile field guides! With 1 million downloads, they are the most trusted authoritative field guide collection in North America. Highest quality at an...

NEWLY UPDATED!!
Nothing beats Audubon mobile field guides! With 1 million downloads, they are the most trusted authoritative field guide collection in North America. Highest quality at an...

Written and designed by experts, this is a guide to 275 birds with songs and calls provided by top sound recordists, text specially written by biologist Dr Hilary Wilson, and carefully selected...