Didomi vs Ketch
Didomi
The privacy platform that powers better data
Publishers using it: 21 · incl. Campaign Live, Euronews, Journal du Dimanche (JDD)
Ketch
Privacy and consent as a data asset
Publishers using it: 19 · incl. AccuWeather, CBS Interactive, CBS News
Last verified Nov 12, 2026
At a glance
- Didomi scores 3.7/5 and Ketch scores 3.2/5 in Benchmark Grid's independent consent management platforms (cmps) benchmark, both assessed on the same 10 criteria.
- The widest gaps are ad recovery & vendor gating (Didomi 3.2, Ketch 2.0) and cms & tag manager integration (Didomi 3.8, Ketch 2.8); they are within 0.3 on 3 of 10 criteria.
- Both are built for mid-market and enterprise publishers.
- On total cost of ownership Didomi scores 2.5 and Ketch 3.2 (higher means better value, not a lower price).
- In our tracking 21 publishers use Didomi and 19 use Ketch.
- Scores last verified 12 Nov 2026. Vendors cannot pay for a score or a position.
Where they differ
Didomi is stronger on ad Recovery & Vendor Gating (3.2 vs 2.0), CMS & Tag Manager Integration (3.8 vs 2.8), cross-Device & App Consent Sync (3.5 vs 2.5) and consent Capture UX & Opt-In Rate Optimization (4.2 vs 3.4).
Which one fits
Choose Didomi if…
- You publish at mid-market and enterprise scale.
- You weight ad Recovery & Vendor Gating, CMS & Tag Manager Integration and cross-Device & App Consent Sync heavily — Didomi leads on those in this benchmark.
Choose Ketch if…
- You publish at mid-market and enterprise scale.
- You weight first-Party Data & Preference Center Enablement heavily — Ketch leads on it in this benchmark.
Also weighing these
The nearest-scored tools to Didomi and Ketch in this benchmark, listed A to Z.
- 3.7InMobi ChoiceFree IAB TCF consent management platform for publishersRead review
- 3.5OneTrustMake Governance Work at the Speed and Scale of AI.Read review
- 3.9SourcepointConsent, vendor, and privacy workflow platformRead review
- 3.8UniConsentCMP for first-party data and ad consentRead review
All 9 scored tools are in Best Consent Management Platforms (CMPs) for Publishers.
Who uses them
Publishers we have detected running each tool, from ads.txt, site code and published case studies. Agencies, brands and vendors are excluded.
Head to head
| Criterion | Didomi | Ketch |
|---|---|---|
| IAB TCF v2.2 Compliance & Ad-Tech Signal Propagation14% of capability | 4.5 | 3.8 |
| Consent Capture UX & Opt-In Rate Optimization12% of capability | 4.2 | 3.4 |
| First-Party Data & Preference Center Enablement12% of capability | 4.0 | 4.2 |
| Global Privacy Regulation Coverage (GDPR/CCPA/LGPD)12% of capability | 4.3 | 3.6 |
| Google Consent Mode v2 Integration12% of capability | 4.4 | 3.8 |
| CMS & Tag Manager Integration10% of capability | 3.8 | 2.8 |
| Ad Recovery & Vendor Gating8% of capability | 3.2 | 2.0 |
| Cross-Device & App Consent Sync8% of capability | 3.5 | 2.5 |
| Latency & Page-Load Impact6% of capability | 3.0 | 3.0 |
| Support, Documentation & Implementation6% of capability | 2.8 | 2.5 |
| Capability45% of composite | 3.9 | 3.3 |
| Publisher fit40% of composite | 4.0 | 3.0 |
| Total cost of ownership15% of composite | 2.5 | 3.2 |
Cost of ownership
| Sub-score | Didomi | Ketch |
|---|---|---|
| Pricing transparency | 1.0 | 4.5 |
| Entry cost | 1.0 | 4.5 |
| Implementation cost | 2.5 | 1.5 |
| Hidden-fee risk | 3.5 | 2.5 |
| Ongoing cost | 4.5 | 3.0 |
Didomi pricing
No published pricing on file.
Ketch pricing
Free CMP plan up to 5,000 unique monthly users; Starter $150/month (30,000 users); Plus from $499/month billed annually (100,000 users); Pro on custom pricing.
What users say
Didomi
10 positive · 6 neutral · 2 negative
Ketch
No public discussion analysed yet.
Mentions we could not tie to a real user, and those flagged as promotional, are excluded. Sentiment is opinion, and is independent of the verified publisher adoptions above.
Didomi scores 3.7 and Ketch scores 3.2 in Benchmark Grid's independent Best Consent Management Platforms (CMPs) for Publishers benchmark (benchmarkgrid.com/vs/didomi/ketch, verified Nov 12, 2026)
Common questions
How do Didomi and Ketch differ?
Didomi is stronger on ad Recovery & Vendor Gating (3.2 vs 2.0), CMS & Tag Manager Integration (3.8 vs 2.8), cross-Device & App Consent Sync (3.5 vs 2.5) and consent Capture UX & Opt-In Rate Optimization (4.2 vs 3.4). Neither is better in the abstract — which one suits you depends on which of those dimensions carries the most weight in your operation.
Which is cheaper, Didomi or Ketch?
On total cost of ownership — pricing transparency, entry cost, implementation, hidden-fee risk and ongoing cost — Didomi scores 2.5/5 and Ketch scores 3.2/5. A higher score means better value, not a lower sticker price.
How are these scores calculated?
Each tool is assessed against its category's published criteria (10 in this benchmark), which make up Capability (45% of the composite), Publisher fit (40%) and Total cost of ownership (15%). Assessment is carried out by SODP's editorial team against a published methodology. Vendors cannot pay for inclusion, scores or positions.
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Both tools are scored in Best Consent Management Platforms (CMPs) for Publishers. See alternatives to Didomi or alternatives to Ketch.
Weighing a third option? Add a tool to this comparison.
Where to next
Four questions, and a scored stack across every benchmark — not just Best Consent Management Platforms (CMPs) for Publishers
Every scored tool in Best Consent Management Platforms (CMPs) for Publishers, with the criteria behind each number
Every category, independently scored
Related comparisons
Other head-to-heads publishers look at in Best Consent Management Platforms (CMPs) for Publishers.
