clinometer + water level + compass

by Kittidech Vongsak

sat pointer : dish aligner + satellite finder

by Kittidech Vongsak

iRuler Express

by Kittidech Vongsak

car finder map

by Kittidech Vongsak

convert size guide lite

by Kittidech Vongsak

iHandy Ruler

by Kittidech Vongsak

mecca find express

by Kittidech Vongsak

map measure planimeter : land area and distance

by Kittidech Vongsak