APR or Apr may refer to:
Economics
Annual percentage rate, the interest rate computed for an entire year The term includes the nominal APR and the effective APR
Organizations Agrarian Party of Russia, a left-wing political party in Russia Alabama Public Radio Algarve Pro Racing, Portuguese auto racing team American Public Radio, now Public Radio International Andy Petree Racing, stock car auto racing team Appian Publications & Recordings Armée Patriotique Rwandaise FC, Rwandan association football club APR BBC, a Rwandan basketball club Asia Pacific Rayon, Indonesian-based viscose-rayon producer Asia-Pacific Scout Region (World Organization of the Scout Movement) Apr (racing team), Japanese auto racing team
Technology Acoustic paramagnetic resonance, a resonant absorption effect used in magnetic resonance spectroscopy Acute phase reaction, a reaction due to the presence of inflammatory allergens Advanced port replicator, a docking device Ammonium perrhenate, a compound of rhenium Apache Portable Runtime, a library for the Apache web server Apple ProRes, a video compression format ARP poison routing, spoofing of the address resolution protocol (ARP) Brügger & Thomet APR, the Advanced Precision Rifle, a Swiss sniper rifle The APR-1400 and APR+ advanced pressurized reactor, a series of South Korean pressurized water nuclear reactors Air-Purifying Respirator Automatic program repair Automated Pain Recognition
Other uses Abdominoperineal resection Academic Progress Rate, an NCAA (National Collegiate Athletic Association) guideline Accreditation in Public Relations Acute phase reactant, a class of proteins Adleman–Pomerance–Rumely primality test to check whether a given number is prime African Peer Review Mechanism, an African Union self-monitoring mechanism Alberta Prairie Railway Excursions Alternative Press Review, a left-wing American political magazine April, as an abbreviation for the fourth month of the year in the Gregorian calendar The Chief Scouts' Advance Party Report, a review of Scouting that took place in the UK in 1966 A retired US Navy hull classification symbol: Convoy rescue craft (APR) Anuppur Junction railway station (station code: APR), Chhattisgarh, India