Metric verification
How to Verify a Journal Impact Factor and Avoid Fake Metrics
Do not accept an “Impact Factor” number because it appears on a journal homepage. First identify who issued the metric, for which year, and whether Clarivate recognizes it as a Journal Impact Factor.
Reviewed by the Beallslists.com editorial desk · Evidence checked: · Review cycle: 2026
What the Journal Impact Factor is
The Journal Impact Factor (JIF) is a journal-level metric reported in Clarivate’s Journal Citation Reports. It should be interpreted in context and not used as a stand-alone judgment of an individual article or researcher.
How to verify a claimed JIF
- Record the journal title and ISSN.
- Search the journal in Clarivate’s Master Journal List.
- Confirm that you have the correct title and publisher.
- Review current JCR/JIF information available through Clarivate.
- Compare the year of the claimed metric with the year shown in the official source.
If the journal uses the words “impact factor” but the number comes from an unfamiliar organization, do not assume it is the Journal Impact Factor.
JIF, CiteScore, SJR and SNIP are different
Journal Impact Factor: Clarivate/JCR metric.
CiteScore: Scopus journal metric calculated from Scopus data.
SJR: SCImago Journal Rank, a prestige-weighted citation indicator using Scopus data.
SNIP: Source Normalized Impact per Paper, another Scopus-linked journal metric.
These measures use different data and methods. A journal should label them accurately instead of presenting every number as an “Impact Factor.”
Warning signs of misleading metrics
- A metric provider whose organization and methodology are difficult to identify.
- A journal displaying several “impact factors” from unrelated organizations without explaining them.
- A JIF claim that cannot be confirmed in Clarivate sources.
- A current-year number shown before the official annual release.
- Badges that closely imitate recognized metric branding.
- Claims that a metric proves the journal is “ISI indexed” without showing the exact Clarivate journal record.
Impact Factor FAQ
Is every “Impact Factor” a Journal Impact Factor?
No. The term is often used loosely. The recognized JIF is associated with Clarivate’s Journal Citation Reports.
Is CiteScore the same as Impact Factor?
No. CiteScore is a Scopus metric with a different calculation and data source.
Does a high JIF prove a journal is suitable for my paper?
No. Scope, audience, editorial quality, indexing, ethics and institutional requirements still matter.
Why the year matters
Journal-level metrics change from one annual release to the next. A journal may continue showing an older number because it was once accurate, or a third-party directory may not have updated its record. Always record the metric year along with the score. A bare number without a year is incomplete information.
Use metrics for context, not as a trust shortcut
A genuine Journal Impact Factor confirms that a particular metric has been assigned through Clarivate’s system; it does not tell you whether the journal is the best home for a specific paper. Researchers should also look at scope, audience, editorial practices, publication times, access model and institutional requirements. Likewise, a journal without a JIF is not automatically poor or predatory.
Official sources used for verification
Use first-party databases and recognized publishing-ethics guidance for current checks. A logo or a claim on a journal website is not a substitute for an official record.