Head-to-head · content optimisers · facts checked 13 Sept 2026
Keyword Insights vs MarketMuse
Keyword Insights and MarketMuse score the same, 5.0 out of 10 among the content optimisers we rate, so the choice comes down to who you are.
From
$58/mo (Basic)
Free plan
No — Pay As You Go available via $1 trial
From
Not publicly stated (Optimize plan — price not listed on pricing page)
Free plan
Yes
The verdict
Too close to call: 5.0 each
MarketMuse offers a free plan with keyword research and clustering included; Keyword Insights has no free tier, starting at $58 a month after a $1 seven day trial. Keyword Insights writes full articles with its AI Writer Agent; MarketMuse dropped full-draft generation when it retired that product and instead edits section by section. Both give one seat on their cheapest paid plan and cluster keywords by SERP.
Pick Keyword Insights if you need full AI-written articles, not just edits.
Pick MarketMuse if you want to try keyword research for free.
Best for
Who each one suits, decided on the criteria that matter to that buyer and the checked facts where the two differ.
SEO specialists doing research
MarketMuse
Keyword Insights 4.0 · MarketMuse 5.2 on keyword research and rank tracking and site audit, competitors and backlinks
- Keyword rank tracker: Scales by plan against None
- Rank updates: Monthly against No rank tracking
- But Keyword Insights leads on connects Google Search Console: Keyword Insights yes, MarketMuse no
Content writers and editors
Keyword Insights
Keyword Insights 8.0 · MarketMuse 6.0 on content writing and optimisation
- Writes full articles: Keyword Insights yes, MarketMuse no
- Content languages: 13 languages against 2 languages
- But MarketMuse leads on internal link suggestions: MarketMuse yes, Keyword Insights no
Freelancers on a budget
MarketMuse
Keyword Insights 4.0 · MarketMuse 7.0 on pricing
- Free plan: MarketMuse yes, Keyword Insights no
Agencies and in-house teams
Keyword Insights
Keyword Insights 6.7 · MarketMuse 0.3 on works with your tools and team and support
- WordPress: Keyword Insights yes, MarketMuse no
- API access: Keyword Insights yes, MarketMuse no
- White-label reports: Keyword Insights yes, MarketMuse no
Section 01
How they score
Both are scored the same way, against the other content optimisers we rate, from facts on each vendor's own pages. Keyword Insights leads on 3 of 6 criteria.
Keyword research and rank tracking30% of the score
Keyword Insights5.0
MarketMuse7.0
Site audit, competitors and backlinks20% of the score
Keyword Insights2.5
MarketMuse2.5
Pricing20% of the score
Keyword Insights4.0
MarketMuse7.0
Content writing and optimisation15% of the score
Keyword Insights8.0
MarketMuse6.0
Works with your tools10% of the score
Keyword Insights6.0
MarketMuse0.0
Team and support5% of the score
Keyword Insights8.0
MarketMuse1.0
Section 02
Where they differ
Every point where the two vendors' published facts disagree, with a link to where each fact was read. "Not published" means the vendor does not say either way.
Countries covered
Keyword Insights
Published by only one of them
Monthly price, cheapest paid plan
MarketMuse
Not published
Free trial
MarketMuse
Not published
Where they match (11)
Section 03
Pricing, plan by plan
Every plan each vendor publishes, monthly and yearly where both are offered.
Keyword Insights
Basic
$58/mo · Save 20% annually
10,000 credits/mo, 1 user seat, 5 workspaces, AI Agent support
Professional
$99/mo · Save 20% annually
20,000 credits/mo, 3 user seats, 10 workspaces, team sharing
Premium
$299/mo · Save 20% annually
50,000 credits/mo, 5 user seats, 25 workspaces, live chat support
Enterprise
Custom
Custom credits, custom seats/workspaces, priority support, demo & onboarding
Pay as you go
$0.01/credit
They can be used only for keyword clustering, They cannot be used for content briefs, the AI Writer Agent, or other features, The selected credit amount is enough to cluster only 1 keyword without search-intent analysis and 0 keywords with search intent, Stored data is deleted after 30 days, Unused PAYG credits expire 30 days after the last purchase.
MarketMuse
Free
Free
1 user, 10 queries/month, no tracked topics, no content briefs, limited applications
Optimize
Not publicly stated
1 user, 100 tracked topics, 5 content briefs/month, 1 strategy doc/month, 100 queries/month
Research
Not publicly stated
3 users, 1000 tracked topics, 10 content briefs/month, 3 strategy docs/month, unlimited queries
Strategy
Not publicly stated
5 users, 10K tracked topics, 20 content briefs/month, access to all 9 brief types, 5 strategy docs/month, unlimited queries
Section 04
Pros and cons
From each tool's full review, written from the same checked facts.
Keyword Insights
Pros
- SERP-overlap-based keyword clustering groups keywords by actual Google ranking data, not just semantic similarity, making it more accurate for content planning.
- Reddit and Quora integration pulls real forum discussions into brief-building, aligning content with sources AI search answers increasingly cite.
- The clustering tool clearly identifies which keywords can share a page versus which ones need separate URLs, saving agencies significant planning time.
- Built specifically for SEO agencies and content marketing teams working on topical authority at scale, making it purpose-fit rather than generic.
- V3 launched in August 2023 and the product has continued to ship updates, showing active development and responsiveness to user needs.
- Search Console integration and one-off rank checks sit alongside content tools, reducing the need to switch between multiple platforms.
- G2 reviewers in SEO roles consistently cite the keyword clustering as the feature that justifies the subscription cost.
Cons
- Briefs and AI writing support 13 languages, a limitation for teams working in markets outside that list.
- The pricing structure requires careful scrutiny and takes some squinting to understand, suggesting it may not be straightforward or predictable.
- As a young tool founded in 2021, it lacks the track record and maturity of more established SEO platforms.
- The tool's focus is narrower than full-suite SEO platforms, meaning users likely need additional tools for a complete workflow.
- The keyword research functionality itself is not a differentiator, with the value concentrated specifically in the clustering and brief-building features.
MarketMuse
Pros
- MarketMuse analyzes your specific site's existing content inventory to identify topical gaps, rather than providing generic industry-wide keyword difficulty scores.
- The SERP X-ray and SERP Heatmap tools provide genuinely useful competitive analysis, showing how rival pages are structured and where topical opportunities exist.
- The Content Brief Generator supports up to nine different brief types, offering more variety than most competing content optimization platforms.
- The Optimize feature provides structural guidance and flags depth issues, going beyond simple keyword density reminders to promote real editorial quality.
- With over a decade of history since 2013, the platform reflects deep product maturity compared to newer competitors in the content intelligence space.
- Tracked Topics scaling from 100 to 10,000 topics makes the platform genuinely viable for large enterprise SEO teams operating at significant content scale.
- The platform focuses on strategic content planning — telling you which pieces to write first — rather than just optimizing content you've already decided to create.
Cons
- The pricing page experience creates friction early, suggesting a lack of transparency that sets a challenging tone before users even try the product.
- The sheer volume of features can feel overwhelming and difficult to navigate for users who haven't yet oriented themselves within the platform.
- The tool is explicitly built for content strategists and SEO teams at scale, making it a poor fit for smaller teams or individuals publishing infrequently.
- The acquisition by Siteimprove in late 2024 introduces uncertainty about the product's direction, support priorities, and long-term roadmap.
- The platform's complexity and scale-focused design means smaller businesses may pay for capabilities they will never realistically use.
- Lower-tier plans cap Tracked Topics at just 100, which may be insufficient for mid-sized teams trying to map out a meaningful content strategy.
Section 05
Keyword Insights vs MarketMuse: common questions
Which is better, Keyword Insights or MarketMuse?
They score the same, 5.0 out of 10 among the content optimisers we rate. Keyword Insights is ahead on content writing and optimisation, works with your tools and team and support. MarketMuse is ahead on keyword research and rank tracking and pricing.
Do Keyword Insights and MarketMuse have a free plan?
MarketMuse does and Keyword Insights does not.
What can Keyword Insights do that MarketMuse cannot?
On the facts both vendors publish: connects Google Search Console, writes full articles, wordPress, aPI access, white-label reports and live chat with a person.
What can MarketMuse do that Keyword Insights cannot?
On the facts both vendors publish: free plan and internal link suggestions.
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