This page provides information about the usage of the PHPMailer SMTP project, including summaries across all versions and details for each release. For each week beginning on the given date the figures show the number of sites that reported they are using a given version of the project.

PHPMailer SMTP project page
Usage statistics for all projects

Week starting 8.x-1.x 2.x 2.0.x 2.1.x 2.2.x 2.3.x 2.4.x Total
June 14th, 2026 213 25 332 264 4790 1828 4090 11542
June 7th, 2026 234 21 341 266 5102 1731 4042 11737
May 31st, 2026 231 26 342 273 5344 1523 3913 11652
May 24th, 2026 216 24 334 270 5240 1330 4621 12035
May 17th, 2026 222 20 344 262 5791 536 5019 12194
May 10th, 2026 229 22 359 276 5644 522 4044 11096
May 3rd, 2026 231 23 334 265 5745 542 3990 11130
April 26th, 2026 226 24 345 275 5711 542 3854 10977
April 19th, 2026 236 23 347 282 5930 553 4054 11425
April 12th, 2026 225 24 356 287 6040 564 3974 11470
April 5th, 2026 220 26 355 280 6012 524 3738 11155
March 29th, 2026 240 25 353 267 5979 504 3590 10958
March 22nd, 2026 233 26 359 286 6032 543 3546 11025
March 15th, 2026 239 26 366 276 6057 554 3495 11013
March 8th, 2026 244 22 365 278 6050 557 3442 10958
February 22nd, 2026 248 24 369 296 6226 649 3191 11003
February 15th, 2026 231 25 379 290 6143 640 3176 10884
February 8th, 2026 231 27 371 309 6267 661 3048 10914
February 1st, 2026 241 26 376 309 6322 637 3131 11042
January 25th, 2026 238 26 380 310 6375 704 2919 10952
January 18th, 2026 233 27 363 307 6316 738 2798 10782
January 11th, 2026 229 25 365 330 6352 724 2685 10710
January 4th, 2026 234 27 361 318 6542 757 2642 10881
December 28th, 2025 218 29 371 318 6293 681 2187 10097
December 21st, 2025 232 25 362 325 6447 686 2106 10183
December 14th, 2025 238 27 384 332 6743 824 2313 10861
December 7th, 2025 236 31 372 331 6856 834 2276 10936
November 30th, 2025 235 27 388 328 6987 844 2054 10863
November 23rd, 2025 264 27 384 343 7105 886 2272 11281
November 16th, 2025 265 27 405 375 7482 1014 1935 11503
November 9th, 2025 257 30 396 336 7707 1050 1411 11187
November 2nd, 2025 283 30 391 313 7662 1101 1316 11096
October 26th, 2025 275 27 381 333 7748 1153 1017 10934
October 19th, 2025 292 32 394 354 7806 1328 951 11157
October 12th, 2025 298 30 405 353 7971 1628 412 11097
October 5th, 2025 305 29 408 343 8076 1898 0 11059
September 28th, 2025 311 26 386 349 8176 1291 0 10539
September 21st, 2025 307 29 413 339 8361 1108 0 10557
September 14th, 2025 302 28 393 349 8618 904 0 10594
September 7th, 2025 306 25 414 353 8994 499 0 10591
August 31st, 2025 314 29 421 350 9204 112 0 10430
August 24th, 2025 311 28 411 357 9102 98 0 10307
August 17th, 2025 319 29 392 360 8991 104 0 10195
August 10th, 2025 297 30 405 353 8869 90 0 10044
August 3rd, 2025 308 27 415 364 8971 99 0 10184
July 27th, 2025 320 30 414 374 8931 88 0 10157
July 20th, 2025 321 27 438 370 9042 74 0 10272
July 13th, 2025 331 27 434 367 8855 59 0 10073
July 6th, 2025 319 28 424 361 8907 53 0 10092
June 29th, 2025 336 29 417 385 8908 53 0 10128
June 22nd, 2025 329 30 419 379 8928 55 0 10140
June 15th, 2025 345 30 423 387 8838 51 0 10074
June 8th, 2025 337 26 447 384 8701 40 0 9935
June 1st, 2025 331 26 438 382 8789 39 0 10005
May 25th, 2025 326 27 444 379 8763 39 0 9978
May 18th, 2025 333 28 444 384 8857 21 0 10067
May 11th, 2025 332 28 455 376 8681 20 0 9892
May 4th, 2025 333 31 442 387 8594 13 0 9800
April 27th, 2025 330 28 425 385 8576 4 0 9748
April 20th, 2025 340 28 442 388 8612 0 0 9810
April 13th, 2025 338 25 436 385 8620 0 0 9804
April 6th, 2025 333 28 456 386 8619 0 0 9822
March 30th, 2025 334 28 452 390 8555 0 0 9759
March 23rd, 2025 334 28 453 407 8770 1 0 9993
March 16th, 2025 338 26 441 401 8594 0 0 9800
March 9th, 2025 331 23 464 399 8413 0 0 9630
March 2nd, 2025 338 21 458 403 8411 0 0 9631
February 23rd, 2025 359 20 469 414 8597 0 0 9859
February 16th, 2025 373 24 457 431 8501 0 0 9786
February 9th, 2025 345 21 466 431 8438 0 0 9701
February 2nd, 2025 355 21 467 409 8479 0 0 9731
January 26th, 2025 348 24 458 415 8316 0 0 9561
January 19th, 2025 365 24 475 414 8431 0 0 9709
January 12th, 2025 348 21 446 438 8167 0 0 9420
January 5th, 2025 345 27 471 430 8137 0 0 9410
December 29th, 2024 341 26 460 407 7506 0 0 8740
December 22nd, 2024 343 21 473 413 7588 0 0 8838
December 15th, 2024 357 22 486 438 8290 0 0 9593
December 8th, 2024 368 22 489 432 8241 0 0 9552
December 1st, 2024 353 24 501 440 8119 0 0 9437
November 24th, 2024 354 23 510 432 8219 0 0 9538
November 17th, 2024 367 24 491 437 8177 0 0 9496
November 10th, 2024 352 22 519 432 8042 0 0 9367
November 3rd, 2024 364 26 500 443 7904 0 0 9237
October 27th, 2024 352 24 480 432 7800 0 0 9088
October 20th, 2024 380 27 507 455 8157 0 0 9526
October 13th, 2024 367 26 505 464 8715 0 0 10077
October 6th, 2024 362 26 518 463 7948 0 0 9317
September 29th, 2024 367 24 504 480 8008 0 0 9383
September 22nd, 2024 372 25 495 469 7828 0 0 9189
September 15th, 2024 369 26 500 484 7962 0 0 9341
September 8th, 2024 366 25 512 493 8297 0 0 9693
September 1st, 2024 376 25 518 499 7792 0 0 9210
August 25th, 2024 354 26 537 493 8144 0 0 9554
August 18th, 2024 378 26 522 480 8334 0 0 9740
August 11th, 2024 386 31 522 495 7767 0 0 9201
August 4th, 2024 378 29 546 476 7471 0 0 8900
July 28th, 2024 370 30 515 474 7509 0 0 8898
July 21st, 2024 368 31 529 489 7678 0 0 9095
July 14th, 2024 339 27 468 459 6868 0 0 8161
July 7th, 2024 295 22 416 386 5483 0 0 6602
June 30th, 2024 408 24 555 510 7679 0 0 9176
June 23rd, 2024 388 25 559 518 7577 0 0 9067
June 16th, 2024 386 27 577 491 7841 0 0 9322
June 9th, 2024 397 28 552 516 7457 0 0 8950
June 2nd, 2024 404 30 577 548 7451 0 0 9010
May 26th, 2024 410 27 590 519 7876 0 0 9422
May 19th, 2024 370 24 520 492 6787 0 0 8193
May 12th, 2024 391 27 579 524 7212 0 0 8733
May 5th, 2024 376 22 558 508 6801 0 0 8265
April 28th, 2024 409 23 606 540 7099 0 0 8677
April 21st, 2024 398 31 598 531 7828 0 0 9386
April 14th, 2024 397 27 614 525 7394 0 0 8957
April 7th, 2024 392 31 591 545 7538 0 0 9097
March 31st, 2024 384 30 616 546 7678 0 0 9254
March 24th, 2024 404 31 621 551 7364 0 0 8971
March 17th, 2024 420 30 644 557 7614 0 0 9265
March 10th, 2024 414 30 635 563 7752 0 0 9394
March 3rd, 2024 408 29 674 581 7576 0 0 9268
February 25th, 2024 413 30 652 587 7531 0 0 9213
February 18th, 2024 415 27 654 603 7823 0 0 9522
February 11th, 2024 423 27 653 613 7171 0 0 8887
February 4th, 2024 415 22 675 608 7285 0 0 9005
January 28th, 2024 415 22 693 611 7091 0 0 8832
January 21st, 2024 409 26 705 646 7386 0 0 9172
January 14th, 2024 391 25 704 642 6778 0 0 8540
January 7th, 2024 410 18 724 689 6767 0 0 8608
December 31st, 2023 403 17 683 650 6087 0 0 7840
December 24th, 2023 395 17 663 639 5690 0 0 7404
December 17th, 2023 424 17 708 702 6718 0 0 8569
December 10th, 2023 427 20 696 685 6437 0 0 8265
December 3rd, 2023 439 19 697 734 6079 0 0 7968
November 26th, 2023 445 21 692 751 5924 0 0 7833
November 19th, 2023 444 25 729 767 5764 0 0 7729
November 12th, 2023 426 25 744 942 5798 0 0 7935
November 5th, 2023 447 23 753 933 5729 0 0 7885
October 29th, 2023 428 18 752 927 5576 0 0 7701
October 22nd, 2023 444 22 766 967 5672 0 0 7871
October 15th, 2023 441 16 726 913 5310 0 0 7406
October 8th, 2023 447 19 790 962 5528 0 0 7746
October 1st, 2023 433 18 793 1014 5510 0 0 7768
September 24th, 2023 458 19 797 1010 5310 0 0 7594
September 17th, 2023 440 18 800 1049 5211 0 0 7518
September 10th, 2023 439 16 817 1068 5273 0 0 7613
September 3rd, 2023 451 18 802 1184 5007 0 0 7462
August 27th, 2023 448 16 794 1207 4864 0 0 7329
August 20th, 2023 432 17 829 1226 4715 0 0 7219
August 13th, 2023 437 15 843 1241 4518 0 0 7054
August 6th, 2023 459 20 898 1298 4535 0 0 7210
July 30th, 2023 453 19 884 1339 4297 0 0 6992
July 23rd, 2023 448 17 875 1302 4263 0 0 6905
July 16th, 2023 453 16 894 1333 4256 0 0 6952
July 9th, 2023 448 19 924 1320 4247 0 0 6958
July 2nd, 2023 452 20 933 1379 4117 0 0 6901
June 25th, 2023 464 15 903 1369 4083 0 0 6834
June 18th, 2023 467 15 916 1424 4028 0 0 6850
June 11th, 2023 478 15 938 1456 3971 0 0 6858
June 4th, 2023 469 13 921 1549 3792 0 0 6744
May 28th, 2023 484 13 909 1589 3888 0 0 6883
May 21st, 2023 499 11 940 1592 3826 0 0 6868
May 14th, 2023 593 13 959 1646 3625 0 0 6836
May 7th, 2023 608 12 970 1697 3547 0 0 6834
April 30th, 2023 590 10 974 1720 3072 0 0 6366
April 23rd, 2023 602 11 1008 1719 3499 0 0 6839
April 16th, 2023 606 12 1024 1895 3184 0 0 6721
April 9th, 2023 587 11 965 1861 2708 0 0 6132
April 2nd, 2023 660 13 1039 2059 2926 0 0 6697
March 26th, 2023 651 16 1050 2201 3083 0 0 7001
March 19th, 2023 681 17 1048 2306 2640 0 0 6692
March 12th, 2023 660 19 1081 2744 2076 0 0 6580
March 5th, 2023 666 17 1104 2839 1912 0 0 6538
February 26th, 2023 676 16 1140 3058 1504 0 0 6394
February 19th, 2023 658 17 1164 3323 1263 0 0 6425
February 12th, 2023 716 15 1186 3564 962 0 0 6443
February 5th, 2023 675 16 1383 3888 567 0 0 6529
January 29th, 2023 701 19 1446 3900 136 0 0 6202
January 22nd, 2023 744 16 1374 3832 124 0 0 6090
January 15th, 2023 744 17 1400 3741 93 0 0 5995
January 8th, 2023 749 12 1465 3628 83 0 0 5937
January 1st, 2023 746 12 1437 3420 58 0 0 5673
December 25th, 2022 718 14 1367 3054 50 0 0 5203
December 18th, 2022 789 14 1520 3255 55 0 0 5633
December 11th, 2022 807 12 1594 3448 45 0 0 5906
December 4th, 2022 845 11 1514 3302 33 0 0 5705
November 27th, 2022 882 15 1575 3249 37 0 0 5758
November 20th, 2022 896 13 1522 3049 18 0 0 5498
November 13th, 2022 876 9 1511 2991 2 0 0 5389
November 6th, 2022 886 8 1625 3053 0 0 0 5572
October 30th, 2022 992 13 1603 2952 0 0 0 5560
October 23rd, 2022 1024 13 1572 2790 0 0 0 5399
October 16th, 2022 1024 11 1694 2810 0 0 0 5539
October 9th, 2022 1051 12 1807 2694 0 0 0 5564
October 2nd, 2022 1033 12 1640 2618 0 0 0 5303
September 25th, 2022 1046 11 1648 2659 0 0 0 5364
September 18th, 2022 1013 16 1636 2394 0 0 0 5059
September 11th, 2022 921 14 1629 2153 0 0 0 4717
September 4th, 2022 1039 14 1710 2185 0 0 0 4948
August 28th, 2022 966 17 1726 2153 0 0 0 4862
August 21st, 2022 1024 15 1729 1961 0 0 0 4729
August 14th, 2022 1094 24 1718 1856 0 0 0 4692
August 7th, 2022 1195 36 1772 1783 0 0 0 4786
July 31st, 2022 1162 31 1793 1727 0 0 0 4713
July 24th, 2022 1047 31 1875 1754 0 0 0 4707
July 17th, 2022 1161 41 1952 1624 0 0 0 4778
July 10th, 2022 1165 28 2025 1495 0 0 0 4713
July 3rd, 2022 1132 29 2099 1370 0 0 0 4630
June 26th, 2022 1139 28 2328 1290 0 0 0 4785
June 19th, 2022 1013 31 2398 1014 0 0 0 4456
June 12th, 2022 1157 33 2735 1143 0 0 0 5068
June 5th, 2022 1078 30 2666 583 0 0 0 4357
May 29th, 2022 1140 29 2802 627 0 0 0 4598
May 22nd, 2022 1115 30 2713 641 0 0 0 4499
May 15th, 2022 1115 31 2642 636 0 0 0 4424
May 8th, 2022 1119 31 2680 622 0 0 0 4452
May 1st, 2022 1052 31 2570 636 0 0 0 4289
April 24th, 2022 1128 33 2600 657 0 0 0 4418
April 17th, 2022 1120 31 2592 1074 0 0 0 4817
April 10th, 2022 1125 30 2497 655 0 0 0 4307
April 3rd, 2022 1158 35 2622 656 0 0 0 4471
March 27th, 2022 1176 36 2684 653 0 0 0 4549
March 20th, 2022 1224 35 2530 624 0 0 0 4413
March 13th, 2022 1219 29 2503 614 0 0 0 4365
March 6th, 2022 1162 28 2442 612 0 0 0 4244
February 27th, 2022 1010 22 2221 552 0 0 0 3805
February 20th, 2022 1159 24 2397 583 0 0 0 4163
February 13th, 2022 1130 27 2504 569 0 0 0 4230
February 6th, 2022 1199 34 2464 479 0 0 0 4176
January 30th, 2022 1116 34 2349 834 0 0 0 4333
January 23rd, 2022 1246 27 2388 456 0 0 0 4117
January 16th, 2022 1127 30 2345 516 0 0 0 4018
January 9th, 2022 1135 32 2183 536 0 0 0 3886
January 2nd, 2022 1108 27 2156 534 0 0 0 3825
December 26th, 2021 1049 29 1927 520 0 0 0 3525
December 19th, 2021 1122 29 2076 502 0 0 0 3729
December 12th, 2021 1136 26 2159 525 0 0 0 3846
December 5th, 2021 1170 30 2180 515 0 0 0 3895
November 28th, 2021 1150 25 2203 524 0 0 0 3902
November 21st, 2021 1161 28 2239 509 0 0 0 3937
November 14th, 2021 1178 26 2169 476 0 0 0 3849
November 7th, 2021 1151 29 2124 632 0 0 0 3936
October 31st, 2021 1159 30 1998 468 0 0 0 3655
October 24th, 2021 1232 24 1982 475 0 0 0 3713
October 17th, 2021 1333 6 1912 462 0 0 0 3713
October 10th, 2021 1416 9 1890 249 0 0 0 3564
October 3rd, 2021 1540 7 1885 38 0 0 0 3470
September 26th, 2021 1527 5 1846 47 0 0 0 3425
September 19th, 2021 1504 6 1823 41 0 0 0 3374
September 12th, 2021 1406 7 1807 42 0 0 0 3262
September 5th, 2021 1545 5 1723 32 0 0 0 3305
August 29th, 2021 1501 7 1721 28 0 0 0 3257
August 22nd, 2021 1452 7 1621 20 0 0 0 3100
August 15th, 2021 1451 5 1558 22 0 0 0 3036
August 8th, 2021 1409 7 1562 21 0 0 0 2999
August 1st, 2021 1474 7 1531 16 0 0 0 3028
July 25th, 2021 1388 6 1456 14 0 0 0 2864
July 18th, 2021 1340 7 1439 7 0 0 0 2793
July 11th, 2021 1416 7 1450 2 0 0 0 2875
July 4th, 2021 1384 7 1443 0 0 0 0 2834
June 27th, 2021 1533 7 1342 0 0 0 0 2882
June 20th, 2021 1446 8 1386 2 0 0 0 2842
June 13th, 2021 1569 7 1330 0 0 0 0 2906
June 6th, 2021 1519 5 1276 0 0 0 0 2800
May 30th, 2021 1491 8 1251 0 0 0 0 2750
May 23rd, 2021 1519 4 1231 0 0 0 0 2754
May 16th, 2021 1466 7 1190 0 0 0 0 2663
May 9th, 2021 1463 6 1170 0 0 0 0 2639
May 2nd, 2021 1473 7 1177 0 0 0 0 2657
April 25th, 2021 1404 7 1139 0 0 0 0 2550
April 18th, 2021 1491 7 1145 0 0 0 0 2643
April 11th, 2021 1371 6 1063 0 0 0 0 2440
April 4th, 2021 1426 5 1009 0 0 0 0 2440
March 28th, 2021 1375 3 1031 0 0 0 0 2409
March 21st, 2021 1364 3 995 0 0 0 0 2362
March 14th, 2021 1310 3 943 0 0 0 0 2256
March 7th, 2021 1266 4 920 0 0 0 0 2190
February 28th, 2021 1380 4 895 0 0 0 0 2279
February 21st, 2021 1286 2 877 0 0 0 0 2165
February 14th, 2021 1311 4 818 0 0 0 0 2133
February 7th, 2021 1251 3 788 0 0 0 0 2042
January 31st, 2021 1256 3 766 0 0 0 0 2025
January 24th, 2021 1208 4 721 0 0 0 0 1933
January 17th, 2021 1161 2 698 0 0 0 0 1861
January 10th, 2021 1183 3 672 0 0 0 0 1858
January 3rd, 2021 1086 4 658 0 0 0 0 1748
December 27th, 2020 1025 4 553 0 0 0 0 1582
December 20th, 2020 1089 4 577 0 0 0 0 1670
December 13th, 2020 1144 3 627 0 0 0 0 1774
December 6th, 2020 1160 3 582 0 0 0 0 1745
November 29th, 2020 1156 4 586 0 0 0 0 1746
November 22nd, 2020 1173 5 597 0 0 0 0 1775
November 15th, 2020 1196 4 464 0 0 0 0 1664
November 8th, 2020 1130 3 414 0 0 0 0 1547
November 1st, 2020 1195 2 383 0 0 0 0 1580
October 25th, 2020 1130 0 367 0 0 0 0 1497
October 18th, 2020 1212 0 348 0 0 0 0 1560
October 11th, 2020 1150 0 317 0 0 0 0 1467
October 4th, 2020 1100 0 289 0 0 0 0 1389
September 27th, 2020 1139 0 270 0 0 0 0 1409
September 20th, 2020 1121 0 196 0 0 0 0 1317
September 13th, 2020 1186 0 155 0 0 0 0 1341
September 6th, 2020 1162 0 110 0 0 0 0 1272
August 30th, 2020 1111 0 56 0 0 0 0 1167
August 23rd, 2020 1055 0 0 0 0 0 0 1055
August 16th, 2020 1026 0 0 0 0 0 0 1026
August 9th, 2020 990 0 0 0 0 0 0 990
August 2nd, 2020 993 0 0 0 0 0 0 993
July 26th, 2020 940 0 0 0 0 0 0 940
July 19th, 2020 928 0 0 0 0 0 0 928
July 12th, 2020 898 0 0 0 0 0 0 898
July 5th, 2020 863 0 0 0 0 0 0 863
June 28th, 2020 763 0 0 0 0 0 0 763
June 21st, 2020 692 0 0 0 0 0 0 692
June 14th, 2020 693 0 0 0 0 0 0 693
June 7th, 2020 649 0 0 0 0 0 0 649
May 31st, 2020 579 0 0 0 0 0 0 579
May 24th, 2020 562 0 0 0 0 0 0 562
May 17th, 2020 488 0 0 0 0 0 0 488
May 10th, 2020 417 0 0 0 0 0 0 417
May 3rd, 2020 381 0 0 0 0 0 0 381
April 26th, 2020 353 0 0 0 0 0 0 353
April 19th, 2020 340 0 0 0 0 0 0 340
April 12th, 2020 277 0 0 0 0 0 0 277
April 5th, 2020 267 0 0 0 0 0 0 267
March 29th, 2020 262 0 0 0 0 0 0 262
March 22nd, 2020 225 0 0 0 0 0 0 225
March 15th, 2020 160 0 0 0 0 0 0 160
March 8th, 2020 156 0 0 0 0 0 0 156
March 1st, 2020 102 0 0 0 0 0 0 102
February 23rd, 2020 71 0 0 0 0 0 0 71
February 16th, 2020 62 0 0 0 0 0 0 62
February 9th, 2020 63 0 0 0 0 0 0 63
February 2nd, 2020 54 0 0 0 0 0 0 54
January 26th, 2020 36 0 0 0 0 0 0 36
January 19th, 2020 26 0 0 0 0 0 0 26
January 12th, 2020 22 0 0 0 0 0 0 22
January 5th, 2020 12 0 0 0 0 0 0 12
December 29th, 2019 7 0 0 0 0 0 0 7
December 22nd, 2019 6 0 0 0 0 0 0 6
December 15th, 2019 12 0 0 0 0 0 0 12
December 8th, 2019 10 0 0 0 0 0 0 10

Recent release usage

Release June 14th, 2026 June 7th, 2026 May 31st, 2026 May 24th, 2026 May 17th, 2026 May 10th, 2026
2.x-dev 25 21 26 24 20 22
8.x-1.2 18 19 19 17 20 18
8.x-1.4 13 16 17 15 15 14
8.x-1.5 182 199 195 184 187 197
2.0.0 6 6 6 7 6 9
2.0.1 25 22 23 21 21 20
2.0.2 202 214 216 205 213 224
2.0.3 44 43 42 47 41 42
2.0.4 47 48 48 47 55 58
2.0.5 8 8 7 7 8 6
2.1.0-alpha1 7 6 7 6 7 7
2.1.0-alpha2 8 7 6 7 6 7
2.1.0-beta1 2 3 2 4 4 3
2.1.0 247 250 258 253 245 259
2.2.0-alpha2 1 1 1 1 1 1
2.2.0-alpha3 65 64 63 64 63 60
2.2.0-alpha4 3 4 5 5 6 6
2.2.0 78 82 79 76 84 83
2.2.1 53 64 54 55 56 55
2.2.2 40 48 49 42 46 44
2.2.3 673 667 663 655 689 670
2.2.4 195 186 184 183 194 189
2.2.5 1570 1555 1547 1550 1624 1598
2.2.6 2112 2431 2699 2609 3028 2938
2.3.0-beta1 21 24 20 25 23 26
2.3.0 127 123 132 146 157 155
2.3.1 1680 1584 1371 1159 356 341
2.4.0 4090 4042 3913 4621 5019 4044

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