Quick Tipper is a Tip Calculator for Android application.

Unit converter, Currency converter and Tip calculator. This utility comes with more than 1500 units across more than 65 categories. Pretty nice and convenient user interface allows to convert many tedious conversions. Multilingual application. Supports 13 languages.

Travel Guide for Karlsruhe (Germany)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Prague (Czech Republic)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Bangkok (Thailand)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

A tool for writing down geotagged birdwatching notes on the field, that can be later shared in various formats, including KML. It also provides multi-media fact sheets for helping with the birds identification. More information at http://bluebill.tidalwave.it/mobile/

Travel Guide for Zadar (Croatia)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Turin (Italy)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Toronto (Canada)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Tenerife (Spain)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Sydney (Australia)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Taipei (Taiwan)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Split (Croatia)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Singapore (Singapore)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Shanghai (China)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for San Diego (USA)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Rotterdam (Netherlands)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Port Elizabeth (South Africa)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Phoenix (USA)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs

Travel Guide for Philadelphia (USA)
-download additional books (small fee)
-regular/free map & content updates
-detailed street maps (OSM)
-turn by turn routing
-point of interests + Wikipedia
-location aware search (GPS)
-supports 20+ languages
-no expensive roaming costs