kitio.aiRank Math vs Soku
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Rank Math starts at See pricing page and Soku starts at $19/mo. Check both pricing pages for current plans.
At a glance
Best for
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- On-page SEO scoring
- Schema markup
- Content AI
- Rank tracking
- Redirect manager
- Ad creative generation
- Meta, Google and ChatGPT ads
- Competitor research
- SEO and GEO
- Automation rules
- CLI for AI agents
| Feature | Rank Math | Soku |
|---|---|---|
| Best for | WordPress SEO plugin with Content AI writing and suggestions | AI marketing agent that builds creatives and runs paid ad campaigns |
| Category | Marketing | Marketing |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | $19/mo |
| Free plan | Yes | Yes |
| Made by | Rank Math | Soku AI |
| Based in | India | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Rank Math starts at See pricing page and Soku starts at $19/mo. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
4 plans
Free
Free
- Free WordPress SEO plugin
- Core on-page SEO features
PRO
€8.99/mo, billed yearly
- Unlimited personal websites
- 24/7 support
Business
€27.99/mo, billed yearly
- Up to 100 client websites
- For freelancers and agencies
Agency
€64.99/mo, billed yearly
- Up to 500 client websites
- 24/7 priority support
4 plans
Free
Free
- 2,000 starter credits
- Up to 3 ad accounts per channel
- No video generation
Creator
$19/mo
- 7,000 credits per month
- AI video generation
- 30+ prebuilt skills
Starter
$49/mo
- 20,000 credits per month
- ChatGPT Ads campaigns
- Custom skills
Pro
$249/mo
- 200,000 credits per month
- Unlimited brands and members
Prices in USD, checked Oct 28, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Rank Math
- Generous free plugin
- AI help inside the WordPress editor
- Lots of schema options
- Only works with WordPress
- Content AI credits cost extra
Soku
- Runs campaigns, not just suggestions
- Supports ChatGPT ads
- Free plan without a card
- Video generation needs a paid plan
- Heavy automation burns credits
- Ad spend is billed separately by platforms
Which one should you choose?
Choose Rank Math if you want:
- Generous free plugin
- AI help inside the WordPress editor
- Lots of schema options
Watch out: only works with wordpress.
Choose Soku if you want:
- Runs campaigns, not just suggestions
- Supports ChatGPT ads
- Free plan without a card
Watch out: video generation needs a paid plan.
Rank Math vs Soku FAQ
What is the difference between Rank Math and Soku?
Rank Math: WordPress SEO plugin with Content AI writing and suggestions. Soku: AI marketing agent that builds creatives and runs paid ad campaigns. Both are marketing tools.
Is Rank Math or Soku cheaper?
Rank Math starts at See pricing page and Soku starts at $19/mo. Check both pricing pages for current plans.
Do Rank Math and Soku have free plans?
Rank Math: Yes. Soku: Yes.
Who makes Rank Math?
Rank Math is made by Rank Math, based in India.
Who makes Soku?
Soku is made by Soku AI.
Which should I choose, Rank Math or Soku?
Choose Rank Math if you value generous free plugin and ai help inside the wordpress editor. Choose Soku if you value runs campaigns, not just suggestions and supports chatgpt ads.