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WordPress SEO plugin deals compete for the same slot on your site, because you run one SEO suite at a time. That makes the tier more important than the discount. The plan you pick decides how many sites you can use it on, whether client sites are allowed and which features unlock.
So I’d choose the suite first, then the tier that covers your sites, then the deal. Specialist tools for internal linking, schema or redirects come after that, and only when the suite’s version falls short.
My Own Free SEO Helpers
My two free plugins handle SEO chores people often pay for: redirects, schema and link management.
Functionalities
Free
A free, open source plugin with 19 independent modules, including redirects, schema, login security, fonts and header and footer code.
Free and open source
GT Link Manager
Free
Manages affiliate links, redirects and click tracking from one dashboard, with clean /go/ URLs.
Free
Top SEO Plugin Deals
The SEO plugins I'd check first. The type line tells you whether it's a full suite or a single-job tool.
AIOSEO
Deal live
Best for: SEO suite
All in One SEO for WordPress: TruSEO scoring, schema, sitemaps, and redirects without the bloat.
50% off the first year on every plan: Basic is $49.50, then $99 a year.
- Regular
- $99/yr
SEOPress
Black Friday from Nov 25
Best for: SEO suite
SEOPress is a lightweight WordPress SEO plugin that handles meta tags, sitemaps, schema markup, content analysis, and redirects without the bloat of heavier alternatives.
SEOPress PRO is $49/yr for 1 site, $59/yr for 5 sites or $149/yr for unlimited sites, and renews at the price you paid.
Black Friday offer: Expected: SEOPress PRO Unlimited for $99 instead of $149 (33% off), as in 2025. SEOPress says its only 2026 offer starts November 25.
- Regular
- $49/yr
Slim SEO
Regular price
Best for: Lightweight suite
Lightweight WordPress SEO plugin that handles meta tags, schema, sitemaps and redirects automatically, so most sites need almost no setup after install.
Free plugin on WordPress.org. Slim SEO Pro is $59 a year for 1 site, $119 for 10 sites or $179 for unlimited sites, with a 14-day refund.
- Regular
- $59/yr
Link Whisper
Deal live · Black Friday from Nov 24
Best for: Internal linking
LinkWhisper is a WordPress plugin that uses AI to suggest internal linking opportunities across your content.
Starter is $97 a year for 1 site with 2,000 AI credits. 3 sites cost $197, 10 sites $297 and 50 sites $497 a year.
Black Friday offer: $40 off any new Link Whisper license plus $60 in AI credits with code BFLW2026, so Starter is $57 instead of $97. Existing customers get bonus AI credits: $100 for $25 (BFLWC12026, single-site) or $500 for $100 (BFLWC22026, multi-site).
- Regular
- $97/yr
Schema Pro
Deal live · Black Friday from Nov 16
Best for: Schema markup
Schema Pro automates structured data markup on your WordPress site, adding schema for articles, products, reviews, FAQs, and more without manual coding.
Schema Pro is $69 for the first year (regular $79, renews at full price) or $229 lifetime (regular $249), with unlimited sites.
Black Friday offer: 25% off the yearly plan and 20% off the lifetime plan, applied automatically at checkout.
- Regular
- $79/yr
- Lifetime
- $229 one-time
More SEO Plugin Deals
Every other SEO plugin deal I track, with live deals first.
WP 301 Redirects
Deal live
Best for: Redirects
WP 301 Redirects is a WordPress plugin that automatically manages 301 redirects for changed URLs, preventing 404 errors and preserving SEO value.
Lifetime access to WP 301 Redirects is $49 on AppSumo for 20 sites, down from $158. One license tier only.
- Regular
- $158
- Lifetime
- $49
ClickWhale
Deal live
ClickWhale is a WordPress link management and tracking plugin that centralizes your affiliate links, internal links, and marketing URLs in one dashboard.
Personal (1 site) is EUR 39.50 for the first year, down from EUR 79, renewing at full price. All yearly plans are 50% off year one.
- Regular
- €79/yr
- Lifetime
- €299 one-time
No deals match these filters.
Compare SEO Plugin Prices
Check the license terms along with the price. Rank Math PRO, for example, covers unlimited personal sites but not client sites; client work needs the Business or Agency plan.
| Product | Type | Regular price | Lifetime |
|---|---|---|---|
| Rank Math | SEO suite | $107.88/yr | Not sold now |
| AIOSEO | SEO suite | $99/yr | Not sold now |
| SEOPress | SEO suite | $49/yr | Not sold now |
| Slim SEO | Lightweight suite | $59/yr | Not sold now |
| Link Whisper | Internal linking | $97/yr | Not sold now |
| Schema Pro | Schema markup | $79/yr | $229 one-time |
| WP 301 Redirects | Redirects | $158 | $49 |
The free versions go further than most people expect. Rank Math’s free plugin already includes redirects and schema, so upgrade for a specific paid feature you need, like keyword tracking or advanced schema types.
Which SEO Plugin to Buy
This site runs Rank Math, and has for years. I manage redirects with it and use its schema builder instead of a separate plugin. That’s the buying advice hiding in this paragraph: a good suite replaces two or three single-purpose plugins, so price the suite against everything it retires.
The specialist tools earn their place when the suite’s version isn’t enough:
- Internal linking: Link Whisper or Linksy when you’re linking across hundreds of posts and want suggestions as you write.
- Schema: Schema Pro when you need schema types or conditions your suite doesn’t cover.
- Redirects: WP 301 Redirects when you’re migrating a large site and want redirect rules outside your SEO plugin.
- Link management: ClickWhale for tracking and cloaking outbound links. It’s a link manager that sits beside your SEO suite.
My long-term notes are in my Rank Math review, and the AI side of SEO is covered in best AI SEO tools.
What an SEO Plugin Won’t Do
Don’t buy an SEO plugin expecting rankings. A plugin removes technical obstacles and speeds up the editorial work. Rankings still depend on the page itself and the links pointing to it. Schema can make a page eligible for rich results, but Google decides whether to show them.
Never run two SEO suites at once. They fight over the same title, meta and schema output, and you end up with duplicate tags in your page source.
Frequently Asked Questions
Rank Math or AIOSEO?
Both are full SEO suites. Rank Math’s free version includes more, such as redirects and schema, and PRO covers unlimited personal sites. AIOSEO prices its plans by site count, starting with 1 site on Basic. Try the free version of each on a staging site and keep the one that fits how you work.
Is the free version of an SEO plugin enough?
For most new sites, yes. Upgrade when you need a specific paid feature, such as keyword rank tracking, advanced schema types, local SEO or client-site licensing.
Do SEO plugins improve rankings?
Not by themselves. They handle titles, sitemaps, schema and redirects correctly, which removes obstacles. Rankings come from the content and the links pointing to it.
When do SEO plugin deals go deepest?
Black Friday brings the biggest discounts, especially on annual and agency plans. Most of the year, the main saving is the first-year discount, which renews at the regular price.
Pick one suite, buy the tier that covers your sites and add a specialist tool only when the suite falls short. Discounts in other categories are on the WordPress deals hub.