| ACDSee Photo Editor |  | 8 | 2.11% |
| Aperture (Apple) |  | 10 | 2.64% |
| Bibble Pro/Lite |  arbutusq, Brew1brew, CFWhitman, chrisman, davek, eduzabo, flyinghaggis, jfrejo, joele, Jun Park, K10Dist, kpfeifle, LarryDeBx, Nixarma, olli_tr, pentaxbeat, photo_mom, robsphoto, tomchrz, wilcat, winds350 | 26 | 6.86% |
| Breeze Browser |
| 0 | 0% |
| Capture One (Phase One) |  | 6 | 1.58% |
| Corel Photo Album Pro |  atupdate, GirlsGoneRacin, jbhash, Lowell Goudge, Matthew Roberts, MnR, raymond, Rufus T. Firefly, Simon, twilli53, wwwmorrell | 11 | 2.90% |
| iPhoto (Apple) | | 7 | 1.85% |
| iView Media Pro |
| 0 | 0% |
| Lightroom (Adobe) | alesk, alohadave, antros, augustmoon, balofagus, barks21, Brian Wahl, bymy141, darkstorm82, Duh_Vinci, dumrox, Edvinas, johnyeros, K10D, kbrabble, LennyF, Louis, LRusso67, mickdann, nlex, noser, Pants, Patang, Phrish, Pnuts, polvda, pop4, Restall, RodConn, russellwolff, Scott Rylance, scribble, sekame, ShadZee, Sig20JLB, slugtaco, stpierre, tcdk, TomG, USCdeacon, vladig, wirrah, WMBP, wpw, Zulan | 49 | 12.93% |
| Lightzone (Lightcrafts) |  | 7 | 1.85% |
| Pentax Photo Browser | | 7 | 1.85% |
| Photoshop + Bridge/ACR (Adobe) | -=JoN=-, Adam, Akcelik, akira4king, Alfie1965, AlwaysAl, amateur6, Artymous, bart_hickman, Bassfishman, benjikan, BHyland, bikee4, bobby_navy, Bori, brett, Bronek, Buddha Jones, carpents, christinelandon, Chyn, Cideway, cornishk100duser, daacon, Dana G, DanielBoone, dannybou, dave sz, davemdsn, dotnik, ecthelion, edwin_1980, ericc, eurostar, Evolution, figmental1978, Finn, Glenn, gpaual, HalfVast, HawaiianOnline, Hawki, Heinrich Lohmann, inneyeseakay, ISH, itdude, jax_zee, JAZZer, JeffScottSF, jfdavis58, JJJPhoto, jlp, jnorth, Kim, Kitanis, larrycook99, macdaddy, maleek, Marc Langille, mediaslinky, Menno, mlaird, Mountain Vision, Mousehill, nickmeertens, Old Timer 56, Ole, Panache, pathy, Paul_C, Penta x Tuga, peted, Phil Taylor, philzucker, photog, Photomy, pichygrue, pontus, Ralph Wagner, rechmbrs, regken, roentarre, roscot, roy, RTogog, ScottD, sft, silverbullet, Sirfishalot, slip, Steven Yampolsky, stickman, SuperJared, SWEngineer, tbone-ike, tcom, Teko, torge, Trawlerman, usapatriot, Vil, Wethphotography, wildherre, WildSioux, wlachan, WRB, xecutech | 114 | 30.08% |
| Photoshop Elements (Adobe) | bdavis, Benjiboos, Bob Wallace, Bramela, camperguy01, ccallana, cencrunner, chedoy, cwaters, Denis, derek45, dudlew, G M Fude, geoffox23, gorfmai, Henrik Kristensen, hmcfly, Jacob, john carter, jthommo, K100Dave, khardur, larugl, MarkG, mickeyobe, Mike Nielsen, Mike Pearson, mikeatnite, mysterick, NaClH2O, Nesster, newtmaker, PentaxPoke, PFH, photodad, Photodan, Rodney9, SGT, skaktuss, steve917, SupremeMoFo, TaxMan, tmutchf, tommya, tp1665, tscip22, vicentep, xfire, xs400, yourefree | 55 | 14.51% |
| Picasa (Google) | jdpenk100d, jsundin, justuspr, martyd14, moho, PentaxUserK100d, Rak, reeftool, spesholized, TimM, Zubati Kit | 13 | 3.43% |
| Raw Shooter (Pixmantec, now owned by Adobe) | Black Knight, Durutti, Ebbe S, iCrop, Ivan Glisin, jmunro, Piotr, ramiot, Rickst, slick100d, srudolph, tobiasj | 14 | 3.69% |
| Other (explain in response...) | 23skidoo, alien, Arjay Bee, baw, buckethead, Chuck Lee, dhodgeh, dws1117, erollin, flash1100, GregK8, HogRider, jeffkrol, keithlester, kmccanta, kurt, Lance B, LaRee, LeoTaylor, lequynorm, luxart, Mallee Boy, Mike Cash, Mr. The Guy, Nick1946, oppositz, oRs, Oskar, Pasvorn, Peter Fang, Peter Zack, PeterAM, Photo Tramp, Photochop, R.Miller, RBellavance, rfortson, Richard Day, Rupert, SaraMartens, snostorm, SpecialK, Technosavant, thazooo, thear, Tom Brown, ully, vievetrick, wheelgate, wildboar, wmmk, X Wolf | 52 | 13.72% |
