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Complexity is Scopus-indexed (Q1, CiteScore 6.1), WoS SCIE, DOAJ. Published by John Wiley and Sons Inc.
Checked against the index lists dated .
ISSN 1076-2787Verify ISSN ↗1099-0526Verify ISSN ↗
Publisher: John Wiley and Sons Inc
Cost to publish: Checking DOAJ for article charges…
| Subject area | Rank | Pctile | Q |
|---|---|---|---|
| Multidisciplinary | 32 / 223 | 85th | Q1 |
| Computer Science (all) | 69 / 241 | 71st | Q2 |
Not listed in: ABDC, ABS / AJG, FT50, UT Dallas, ONOS (subscription), ONOS (APC covered)
Yes — actively indexed in Scopus, coverage 1995–present, best quartile Q1, CiteScore 6.1.
Complexity is Q1 in Multidisciplinary (rank 32 of 223) and Q2 in Computer Science (all) (rank 69 of 241), by CiteScore 2025.
Complexity is indexed in the Science Citation Index Expanded, so it may have a Journal Impact Factor in Clarivate's Journal Citation Reports. JCR is paid, so check it for the current value. The closest free measure is its Scopus CiteScore 6.1, which places it in quartile Q1 at the 85th percentile of its subject. Its SCImago Journal Rank (SJR, a free Scopus-based metric) is 0.380, quartile Q2, with an H-index of 93.
The publisher lists an article processing charge of about US$2,760 for open access (source: OpenAlex). Many journals also publish by the subscription route at no cost to the author, so confirm on the journal's own website.
Complexity is published by John Wiley and Sons Inc. Its print ISSN is 1076-2787 and its online ISSN is 1099-0526.
Yes — indexed in the Science Citation Index Expanded.
Yes — it is an open-access journal, listed in DOAJ.
Complexity has an h-index of 112 and a 2-year mean of 1.21 citations per paper (OpenAlex). Its Scopus CiteScore is 6.1, quartile Q1. On 2-year citations it ranks #78 of 208 Scopus journals in Multidisciplinary.
Complexity published 91 papers in 2025; its busiest recent year was 2021 with 1,626. 2026* is the year so far.
h-index, i10-index and 2-year mean citedness are open, licence-clear metrics from OpenAlex — not a proprietary impact factor. The subject rank counts only journals that OpenAlex has a figure for; it is not a Scopus or Clarivate ranking. Updated 2026-10-14.
In its latest 82 research articles (2025–2026), authors are most often from China (30.5%), Iran (9.3%) and Bangladesh (6.1%).
Countries are counted fractionally, so a paper by authors from two countries counts half to each.
Scopus status: Active. 537 retracted papers are recorded (67.5 per 1,000 papers). The Problematic Paper Screener flags 69 of its papers. These are indicators to check, not findings against the journal.
Retractions from OpenAlex; flags from the Problematic Paper Screener (Cabanac, Labbé & Magazinov, CC BY), 2026-09-21 export. A flag marks a paper for a closer look; it is not a finding against the journal.
Index data is curated from public sources (Scopus, Web of Science, ABDC, FT50, UT Dallas, DOAJ). CiteScore and quartiles reflect the latest available Scopus release. Always verify a journal's current status on its official source before submitting.
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