Channel
PDFology
@PDFology
On this record: Topic · Growth · Engagement · Citations · Telegram's recommendations · Cite this entry
65,730subscribers
-1,654 since we began measuring on 6 August 2026
Risers and fallers across the register · movement among entries of 31,623–100,000.
Register entry
| Telegram ID | -1001314748809 |
|---|---|
| Type | Channel |
| Username | @PDFology |
| Created | 29 April 2018 — measured — cross-checked against a third-party dataset (TGDataset) |
| First recorded | 11 August 2026 |
| Last confirmed live | 10 November 2026 |
| Measurements held | 64 |
| Confirmed unchanged | 1 time, most recently 10 November 2026 |
| On Telegram | t.me/PDFology |
Topic
Other / unclassifiable — a classification, not a measurement. An on-box language model (Qwen3.6-35B-A3B-UD-Q6_K_XL, prompt version 1) read this channel’s own recent posts on 20 August 2026 and assigned it the closest of 31 fixed categories, at 92% confidence. This is a model’s judgement about what the channel is likely to be about, not a fact this register measured the way a subscriber count or a view count is measured — it can be revised on a later pass, and it carries no weight anywhere else on this page. How this classification works, and the other topics.
Growth
| Measured (UTC) | Subscribers | Change |
|---|---|---|
| 10 Nov 2026, 08:50 | 65,730 | -21 |
| 8 Nov 2026, 21:44 | 65,751 | -38 |
| 7 Nov 2026, 12:40 | 65,789 | -27 |
| 6 Nov 2026, 13:38 | 65,816 | -36 |
| 5 Nov 2026, 10:27 | 65,852 | -18 |
| 4 Nov 2026, 12:09 | 65,870 | -10 |
| 3 Nov 2026, 11:36 | 65,880 | -36 |
| 2 Nov 2026, 09:26 | 65,916 | -46 |
| 1 Nov 2026, 05:59 | 65,962 | -19 |
| 31 Oct 2026, 06:34 | 65,981 | -38 |
| 30 Oct 2026, 04:38 | 66,019 | -19 |
| 29 Oct 2026, 05:51 | 66,038 | -24 |
| 28 Oct 2026, 01:17 | 66,062 | -29 |
| 27 Oct 2026, 00:06 | 66,091 | -15 |
| 26 Oct 2026, 00:27 | 66,106 | -16 |
| 25 Oct 2026, 01:37 | 66,122 | -28 |
| 23 Oct 2026, 22:25 | 66,150 | -17 |
| 23 Oct 2026, 01:51 | 66,167 | -6 |
| 22 Oct 2026, 03:51 | 66,173 | +4 |
| 20 Oct 2026, 20:09 | 66,169 | first reading |
Engagement
No public post preview. We read this entry on 11 August 2026 and Telegram serves no public post stream for it — the channel has previews switched off, or it is a group or bot with no readable feed. Views, reactions and engagement rates cannot be measured from the outside for an entry in this state, so we publish none. Subscriber counts above are unaffected.
Forward network
Republished by
Channels on the register that have forwarded this channel's posts into their own feed.
Built only from forwarded posts we have actually read, on both sides. Coverage is early and deliberately incomplete: a missing link means we have not read the post that would prove it, never that the relationship does not exist. Counts are distinct forwarded posts observed, so they only ever go up as we read more.
Channels Telegram recommends alongside this one
Telegram’s own answer, not this register’s. When this register asks Telegram’s API what is similar to this channel, this is the list it returns, in the exact order Telegram returns it — never re-sorted by subscribers or by anything else this register measures. The relationship, and the order, are Telegram’s; we record them and date them, and make no claim of our own about which of these channels actually resemble this one.
@Oxfordhandbookk · 21,712#1
@Waelology2025 · 77,928#2
@doctorhypo · 95,700#3
@rheumatology_books · 5,474#4
@medicalAlgorithms · 11,651#5
@USFMedicineDr6 · 2,689#6
@Clinical_Notes · 40,288#7
@talkesattebia · 58,701#8
@mbfd2018 · 77,703#9
@kaplanh · 2,304#10
@makingsenseofmedicine1 · 6,768#11
@otc3lamatofrragg · 3,162#12
@as2elasa3ba · 3,176#13
@AlAzharAssiutMedicalSchool · 26,705#14
@Medicine_Way2 · 134,402#15
@pediatrics_5th · 3,046#16
@anesthesia110 · 4,720#17
@inter_first · 30,355#18
@phmariak · 7,284#19
@Clinical_Collections36 · 13,939#20
@pharmacistG · 27,356#21
@MedicalCall · 9,432#22
@medicalmindmaps · 8,125#23
@majiidalhoriby · 16,022#24
@corefortruemedicine · 1,421#25
@sBgAb35 · 1,718#26
@Mr_pharmacistt · 6,659#27
@bnatfola · 1,205#28
@PixorizeVideo_ATM · 5,236#29
@Dmoalijob · 1,408#30
@Dr_Waleed_Al_Sibakhi · 50,529#31
@Easy_Endocrine · 8,334#32
@yopharma4 · 7,332#33
@All_Kaplan_Premium_Videos · 14,380#34
@OTCcourse · 63,160#35
@ClinicalPharmGuideline · 62,629#36
@Mmmmmm221234 · 37,514#37
@MedStudyVideos · 15,824#38
@medical_collectin · 11,209#39
@medscape24 · 2,926#40
@criticalcaremedicin · 22,260#41
@OnlineMedED_ATM · 5,658#42
@MTaibMedicalBooks · 3,694#43
@MedicalBooksStoreA · 43,919#44
@nephrology_books · 8,320#45
@Arm_Plus36 · 9,101#46
@NizomovN · 2,686#47
@skills_first · 43,548#48
@Cardiology_Updates · 20,554#49
@derman17 · 1,590#50
@xraydiscuss · 6,129#51
@ahmedyasminc1 · 26,546#52
@MCQ_MCQ_Fahd · 8,495#53
@Emergency_medicine_Updates · 18,541#54
@Amboss_lib · 34,018#55
@intensivistapediatrico · 23,248#56
@anesthesiaICUupsates · 10,038#57
@UPedio · 3,957#58
@CanadaQbank · 9,295#59
@restlessness8 · 678#60
@Medical_News_Channel · 3,615#61
@yazdrheumatologyCHANNEL · 4,335#62
@marwa_derma · 3,792#63
@VIMECS · 11,247#64
@doctorsnotebooks · 25,748#65
@Respiratory_Courses · 4,473#66
@Rheumatology_Updates · 9,352#67
@dental_courses_books · 1,598#68
@omarortho99 · 635 (as read 20 August 2026)#69
@Anesthesia_Updates · 8,589#70
@ambosslectures · 13,723#71
@NeurologyVideos · 7,678#72
@memodiapparticulos · 23,361#73
@dental_courses_online · 8,245#74
@Cardiography_Videos · 49#75
@echocardiograph · 9,797#76
@mrcpmaterial2 · 20,748#77
Read from Telegram’s recommendation API, most recently 20 August 2026. Telegram holds a list like this for a small and growing share of the register — how this is measured, and why most channel pages show nothing here.
Appears in Telegram’s recommendations for other channels
The reverse of the list above, and a different kind of signal. This does not require this channel to have ever been asked about directly — each row below is a channel we DID ask Telegram about, whose Telegram-generated list happened to include this one. A channel can appear here with an empty list above it, because being named by someone else’s query is independent of having been queried itself.
@doctorhypo · 95,700
Telegram ranks this channel #3 of 86 here — alongside 85 others — read 20 August 2026
@Waelology2025 · 77,928
Telegram ranks this channel #7 of 87 here — alongside 86 others — read 21 August 2026
@DrOsamaMrcpPart2 · 18,735
Telegram ranks this channel #11 of 71 here — alongside 70 others — read 5 October 2026
@mbfd2018 · 77,703
Telegram ranks this channel #11 of 64 here — alongside 63 others — read 21 August 2026
@Oxfordhandbookk · 21,712
Telegram ranks this channel #16 of 74 here — alongside 73 others — read 26 September 2026
@pharmacistG · 27,356
Telegram ranks this channel #20 of 76 here — alongside 75 others — read 11 September 2026
@talkesattebia · 58,701
Telegram ranks this channel #25 of 83 here — alongside 82 others — read 22 August 2026
@pharmacists_medical_reps_ksa · 74,754
Telegram ranks this channel #36 of 70 here — alongside 69 others — read 19 August 2026
@OTCcourse · 63,160
Telegram ranks this channel #40 of 90 here — alongside 89 others — read 22 August 2026
@PhSchemes · 25,217
Telegram ranks this channel #43 of 83 here — alongside 82 others — read 15 September 2026
@AlAzharAssiutMedicalSchool · 26,705
Telegram ranks this channel #44 of 73 here — alongside 72 others — read 13 September 2026
@Helpawy24 · 43,578
Telegram ranks this channel #67 of 77 here — alongside 76 others — read 28 August 2026
This channel appears in 12 seed channels' Telegram-generated recommendation lists in total. Each is Telegram’s list for THAT channel, not this one — see how this is measured.
Cite this entry
A live page changes as we take new readings, so a citation should name the measurement it is based on, not just the URL. The line below cites the subscriber count as measured 10 November 2026 — this entry's latest reading, not the date you are reading this.
“PDFology” (@PDFology), 65,730 subscribers as measured 10 November 2026. Telegram Register, tgregister.com/channel/PDFology.
Full measurement history, CC BY 4.0. Every reading this register holds for this entry, not just the latest one, as a dated, downloadable record: CSV · JSON. Free to use with attribution to tgregister.com. Each file carries its own generation timestamp, which is the figure to cite for exactly when the data was retrieved.