100% Private in Browser: Essential utilities for
international travelers, expats, and visa applicants.
Crop US DS-160 photos, validate passport MRZ lines, look up Chinese
Telegraph Codes, and calculate real foreign exchange fees.
Validate biometric head height, white background, and 240 KB limits for US DS-160, Schengen, and passport photos with offline 4x6 print sheets.
Decode, validate 7-3-1 checksums, and generate ICAO Doc 9303 Machine Readable Zones for passports, ID cards, and visas.
Bidirectional Chinese Commercial Code lookup with Simplified and Traditional support for US DS-160 visa forms & HKID cards.
Expose hidden bank exchange rate markups and compare real net payouts across Wise, wire transfers, and PayPal.
Calculate legal Schengen stay allowance under the official 90/180-day rolling rule. Plan multi-entry trips and prevent overstay fines.