SpyFu
Competitor PPC and SEO research with historical ad data.
Best for: Marketers wanting deep historical competitor PPC and SEO research together.
Search and filter 816 marketing tools by category, price, business type, and features.
Ranked by Overall Score: our Editor Rating and Market Signal, 50/50. Market Signal uses Ahrefs and Semrush data through September 2026, pulled October 6 to 19, 2026. How we score
179 tools · page 2 of 5
Competitor PPC and SEO research with historical ad data.
Best for: Marketers wanting deep historical competitor PPC and SEO research together.
Flexible form builder with databases, scheduling and payments.
Best for: Teams using Airtable, Notion, CRMs, or spreadsheets that need forms capable of creating and updating connected records.
Subscription billing and revenue platform covering recurring invoicing, pricing, collections, and revenue recognition.
Best for: SaaS and subscription businesses that need flexible billing operations across pricing, collections, revenue, and customer lifecycle changes.
Document-style form builder with payments, scheduling and calculations.
Best for: Small businesses and teams that need branded forms combining content, payments, calculations, bookings, or post-submission automation.
Digital experience analytics with session replay and heatmaps.
Best for: Product and CRO teams diagnosing where users struggle.
Free, open-source WordPress plugin that adds a store, checkout and extension marketplace to a site.
Best for: Businesses already running WordPress that want full control over their store, hosting and choice of payment gateway.
Behavior analytics with session recordings, heatmaps, smart events, and Copilot summaries.
Best for: Website teams that need visual behavior data to investigate UX friction and conversion issues.
Review management tool that pulls app store, Steam and Trustpilot feedback into one inbox.
Best for: Mobile and game studios whose support teams answer large volumes of store and Steam reviews.
Minimal form builder with conditional logic, payments and calculations.
Best for: Individuals and small teams that want fast, flexible forms with logic and payments without a visually heavy form-building interface.
Established SEO suite built around Domain Authority.
Best for: Teams that want a straightforward SEO toolset with an approachable interface.
Cloud manufacturing platform linking inventory, production, purchasing, sales orders, and shop-floor operations.
Best for: Small and midsize manufacturers that need production planning tied directly to inventory, purchasing, and ecommerce orders.
WordPress SEO plugin with content analysis, schema and rank tracking.
Best for: WordPress publishers and ecommerce sites that want technical SEO and content optimization inside the CMS.
Digismoothie's Shopify upsell app with eight offer placements, volume bundles and a slide cart.
Best for: Shopify stores that want one app to cover upsells from product page through post-purchase, including a replacement cart drawer.
SEO platform pairing ZIP-level rank tracking with AI search visibility monitoring.
Best for: Agencies and in-house SEO teams tracking local rankings and AI answer visibility across several sites.
Web intelligence infrastructure offering proxy networks, scraping APIs, browser access, and search data extraction.
Best for: Data and engineering teams that need enterprise proxy infrastructure or managed APIs for large-scale public web collection.
Inventory and manufacturing platform for warehouses, production and purchasing.
Best for: Manufacturers, distributors, and warehouse-based businesses that need inventory operations tied closely to accounting and production.
Anti-detect browser for running multiple accounts with unique fingerprints.
Best for: Marketers who need separate browser identities for multiple accounts.
Datacenter and residential proxies with a free starting tier.
Best for: Individuals and small teams starting with proxies on a small budget.
Digital experience platform combining web and feature experimentation with CMS, personalization and commerce.
Best for: Enterprises running a structured testing program across marketing sites and product code, with engineers available for SDK work.
Product feed tool that maps and optimizes catalog data for 2,000+ shopping and ad channels.
Best for: Ecommerce brands and PPC agencies managing Google Shopping and Meta catalog ads across several stores or countries.
Desktop SEO software suite: rank tracking, site audit, and link building.
Best for: Teams wanting desktop SEO software on an annual licence as an alternative to cloud SEO suites.
Consumer VPN allowing unlimited simultaneous devices, with Bypasser split tunneling and MultiHop routes.
Best for: Households and individuals who want to cover many phones, laptops and tablets under one VPN account.
Desktop crawler for technical SEO audits, with a 500-URL free version and yearly licence.
Best for: Technical SEO specialists and agencies that need detailed, configurable crawls of sites of any size on their own hardware.
Shopify subscription software with flexible recurring plans, prepaid options, portals, and retention controls.
Best for: Shopify merchants that need configurable recurring-purchase programs with customizable customer self-service and retention controls.
Local SEO software for citation building, rank tracking, and reporting.
Best for: Agencies and multi-location businesses managing local search visibility.
Shopify subscription platform with bundles, retention flows, customer portals, and cancellation intelligence.
Best for: Shopify merchants building recurring-revenue programs that need flexible bundles, self-service, and churn-reduction workflows.
AI analytics and attribution platform for ecommerce brands.
Best for: Direct-to-consumer ecommerce brands measuring paid marketing performance.
Residential, mobile, ISP and datacenter proxies plus a web scraping API.
Best for: Teams that need rotating proxies across several IP types from one provider.
Popup and form platform with behavioral triggers, autoresponders, analytics, and extensive integrations.
Best for: Businesses that want behavior-triggered website lead capture connected directly to email, CRM, and automation platforms.
SEO monitoring with real-time technical issue alerts.
Best for: Teams wanting always-on monitoring and alerts, not periodic manual audits.
Billing, revenue recognition, and financial reporting software for B2B SaaS and AI companies.
Best for: B2B SaaS and AI companies that want subscription and usage billing, collections, and ASC 606 revenue recognition in one system.
App growth platform covering ASO, Apple Ads management and ad creative intelligence for games.
Best for: App and game marketers who need Apple Ads automation alongside competitor ad creative research.
Shopify web-push platform for campaigns, abandoned-cart recovery, back-in-stock alerts, and automation.
Best for: Shopify stores that want browser-based retention messages for carts, product availability, promotions, and returning shoppers.
Subscription-management platform for recurring billing, payments and churn reduction.
Best for: Subscription companies that need recurring billing combined with payment optimization, churn reduction, and revenue operations.
Commerce feed management platform for product data, marketplace listings, retail media, and PPC automation.
Best for: Ecommerce brands and agencies that distribute changing product catalogs across marketplaces, shopping ads, and comparison channels.
Stripe's subscription and invoicing product for recurring, usage-based, and hybrid pricing.
Best for: Subscription businesses that already process payments with Stripe and want billing, invoicing, and failed-payment recovery on the same account.