| Program | Count |
|---|
| <Unknown> | 25485 |
| HamRadioDeluxe | 8529 |
| LOGGER32 | 4685 |
| LoTW | 3562 |
| DXKeeper | 3256 |
| ADIFMaster | 1889 |
| N3FJP's Amateur Contact Log | 1789 |
| DX4WIN | 1764 |
| QRZLogbook | 1650 |
| Log4OM | 1489 |
| UR5EQF_log | 1131 |
| RUMlogNG | 760 |
| Log4OM2 | 579 |
| MacLoggerDX | 487 |
| WINLOG32 | 395 |
| eQSL.cc DownloadInBox | 393 |
| VQLog | 369 |
| CQRLOG | 327 |
| http://pskreporter.info | 269 |
| HRDLOGnet | 235 |
| BBLOGGER | 186 |
| eQSL.cc DownloadADIF | 171 |
| Aether | 168 |
| AALOG | 152 |
| DXBASE | 134 |
| Club Log | 102 |
| UcxLog | 98 |
| LOGHX | 92 |
| Amateur Contact Log | 92 |
| fldigi | 85 |
| HAM Office | 85 |
| JTAlertX | 80 |
| XMLog | 72 |
| JTAlert-X | 50 |
| N7LKL | 44 |
| UR5EQF log | 43 |
| KDK LogBook Suite | 39 |
| MHLog | 34 |
| HamLog | 32 |
| MSHV | 31 |
| Lux-Log | 29 |
| KF6HI | 28 |
| EA6DDLOG | 26 |
| KDK Log | 25 |
| RUMlog | 24 |
| FLE | 19 |
| WIN-TEST | 19 |
| QARTest | 18 |
| N3FJP's VHF Contest Log | 17 |
| QRZweb=HAS | 14 |
| HAMLOG.EU | 14 |
| Contest LogChecker | 14 |
| JT65-HF HB9HQX-Edition | 13 |
| NetLogger | 13 |
| NKX_Radio | 12 |
| QRZCQ by DO5SSB and DO7FOX | 10 |
| JContestLogHQB | 9 |
| MixW4 | 9 |
| SSR - Journal de Trafic | 8 |
| FLLOG | 7 |
| CCMLogger | 7 |
| Suite Station Radioamateur | 7 |
| PaperQSO
| 6 |
| FTRC | 6 |
| KDK Log 2017 | 6 |
| wspr.pl | 5 |
| jLog | 5 |
| NKX Radio
| 4 |
| LoTW qslcards.php | 4 |
| CloudShack | 4 |
| JTAlert | 4 |
| WLOG2000 | 4 |
| WS2ADIF | 3 |
| SM4XAS CSV2ADIF Converter | 3 |
| SOTA2ADIF | 3 |
| VLSLogger | 3 |
| ANDROID_HAM_LOGGER | 3 |
| KLOG
< | 3 |
| SkookumLogger | 3 |
| 5MContest | 2 |
| SCR-Log | 2 |
| UltimateAAC | 2 |
| UT4UKWLOGBOOK | 2 |
| RUMlogNG2Go | 2 |
| KJTlog | 2 |
KLOG
| 2 | |
| SATADIF
| 2 |
| HRDAutoUtil | 2 |
| FISTSLogConverter | 2 |
| TurboLog | 2 |
| SOTA CSV Log Editor | 2 |
| Johan's Program | 1 |
| N3FJP's Stew Perry Contest Log | 1 |
| MacLoggerDX HD | 1 |
| WL32 | 1 |
| Manual | 1 |
| N3FJP's ARRL Field Day Contest Log | 1 |
| CSLog | 1 |
| N3AEG Logger | 1 |
| HRDLabel | 1 |
| DUPE Selector (c) SP7DQR | 1 |
| Xped | 1 |
| LoggerXP | 1 |
| Turbo HAMLOG/Win | 1 |
WG7J's GridMapper v1.6.8 - Usage statistics: