The best affiliate programs like OtO in 2025

inlinky is an automated internal linking tool designed to boost your website’s on-page SEO by intelligently finding and injecting missing internal links across your site. Using advanced natural language processing, inlinky ensures that every page and keyword is contextually understood, creating highly relevant connections and topical clusters that strengthen your website’s structure. With seamless integration for platforms like WordPress, Webflow, and Shopify, and support for 25 languages, inlinky makes internal linking accessible and effective for a wide range of sites. Its simple, one-time payment model means you pay once and benefit from lifetime access, eliminating ongoing subscription costs.

This tool is ideal for website owners, content managers, and SEO professionals who want to save time, improve search rankings, and gain actionable insights into their content strategy. Affiliates will find inlinky an attractive choice to promote due to its clear SEO benefits, ease of use, multilingual support, and competitive lifetime pricing—making it a practical solution for anyone looking to enhance their site’s visibility and user experience.

Inlinkify is an AI-powered platform designed to help website owners and SEO professionals maximize their search engine rankings by optimizing internal linking structures. By scanning all pages of a website, Inlinkify intelligently identifies missing internal links and suggests relevant linking opportunities between existing content. This process not only ensures that search engines can better understand the structure and relationships within a website but also helps distribute link equity more effectively, making important pages more visible in search results.

This tool is particularly valuable for businesses, content creators, agencies, and anyone investing in content who wants to increase their site's discoverability and user engagement. Affiliates will find Inlinkify appealing to promote because it addresses a critical aspect of SEO that is often overlooked, helping clients protect and enhance the value of their content investments while delivering measurable improvements in rankings and user retention.

Infography is an AI-powered platform that transforms blog posts and complex content into visually compelling, shareable infographics in just seconds. By leveraging advanced language models and intuitive design tools, Infography eliminates the traditional hassle of research, design planning, and manual graphic creation, delivering professional-quality visuals at a fraction of the time and cost. Users can input a blog link, topic, or content prompt, and the platform automatically generates eye-catching infographics with customizable branding options, support for over 100 languages, and seamless API integration for content platforms and marketing tools.

Ideal for content creators, marketers, bloggers, educators, and agencies looking to boost engagement, simplify information, and increase the shareability of their content, Infography stands out as a powerful solution for repurposing and amplifying existing material. Affiliates will find this tool particularly appealing to promote thanks to its broad use cases, cost-effectiveness, and strong appeal to a rapidly growing creator economy eager for time-saving and results-driven content solutions.

inFlight is an advanced sound add-on designed for Microsoft Flight Simulator 2020 and 2024, offering dynamic, AI-powered crew and passenger announcements that adapt to each unique flight. Leveraging real-time flight data, routes, weather, and airports, inFlight delivers immersive pilot and crew communications in over 50 languages and accents, ensuring that every flight experience feels authentic and engaging. Unlike traditional audio packs that use static recordings, inFlight's announcements are hands-free and automatically triggered according to the various phases of flight, providing a seamless and realistic atmosphere. The add-on is easy to install, requires no additional programs or complex customizations, and includes ongoing updates with the latest AI-driven features.

This product is ideal for flight simulation enthusiasts who want to elevate their MSFS experience with realistic audio immersion, as well as for streamers and content creators seeking to enhance the authenticity of their virtual flights. Affiliates will find inFlight a compelling choice to promote due to its unique AI technology, ease of use, multilingual capabilities, and strong appeal to the large and passionate MSFS community, making it a valuable addition to any affiliate program focused on gaming or simulation tools.

Indexed is an automated SEO platform designed to simplify and enhance website search visibility by streamlining the indexing process. It connects directly to your Google Search Console, allowing users to effortlessly manage which pages are indexed or de-indexed by search engines. With features like automatic sitemap syncing, regular page syncing, and AI-powered analysis, Indexed provides comprehensive control over a website’s presence in search results. The platform is set to expand with upcoming tools for keyword research, backlink tracking, and actionable insights, making it a versatile solution for ongoing SEO optimization.

Ideal for website owners, digital marketers, and businesses aiming to improve their rankings quickly and efficiently, Indexed is particularly beneficial for those seeking a hands-off approach to technical SEO tasks. Affiliates will find it appealing to promote due to its user-friendly setup, generous free plan, and the promise of continuous feature enhancements, making it a solid choice for anyone looking to boost their site’s search performance with minimal effort.

Immoklar is a user-friendly real estate analysis tool designed for property investors in the DACH region, making it easy to evaluate the profitability and cash flow of any residential investment. In just a few minutes, users can input key figures such as purchase price, rental income, and operating costs, and receive precise calculations on returns, cash flow, and value development. The platform streamlines complex financial planning by offering automated analyses, financing simulations, and customizable checklists for property viewings. Immoklar also enables users to generate professional PDF exports for bank meetings, eliminating the need for error-prone spreadsheets and manual calculations.

This solution is ideal for new and experienced property investors, home buyers, and anyone looking to make confident, data-driven decisions in real estate. Its intuitive interface and comprehensive features remove barriers for those without financial or Excel expertise, while the web-based platform ensures flexibility and accessibility on any device. Affiliates will find Immoklar an appealing program to promote, as it addresses widespread pain points in property investment and empowers users to make smarter, more profitable decisions with minimal effort.

ImageTools Hub is an all-in-one online platform offering a comprehensive suite of bulk image processing tools designed for efficiency and privacy. Without the need for logins, users can instantly upscale, resize, crop, convert, compress, and edit multiple images simultaneously, supporting popular formats like PNG, JPG, and WebP. The platform also provides specialized features such as background removal, face blurring, colorization, object removal, and PDF image extraction, making it a versatile toolkit for diverse image editing needs. All tools are browser-based, ensuring secure, fast, and private workflows for businesses and creative professionals alike.

Ideal for e-commerce sellers, marketers, designers, content creators, and anyone managing large volumes of images, ImageTools Hub streamlines time-consuming editing tasks and optimizes images for web, social media, and print. Affiliates will find this platform easy to promote thanks to its robust feature set, privacy-focused approach, and appeal to a wide audience looking for powerful, convenient batch image editing solutions.

Immokalkulation.de is a professional real estate calculation tool designed to streamline property analysis for investors, agents, and anyone involved in real estate transactions. The platform offers comprehensive features for evaluating real estate investments, enabling users to make informed decisions based on detailed financial projections, cost breakdowns, and profitability assessments. Its user-friendly interface and robust calculation capabilities cater to both seasoned professionals and newcomers seeking accuracy and efficiency in their real estate evaluations.

This service is especially beneficial for real estate investors, brokers, and consultants who require reliable tools to assess property opportunities and present clear analyses to clients or partners. Affiliates promoting Immokalkulation.de can target a growing market of property professionals and private investors looking for powerful yet accessible solutions to optimize their investment decisions, making it an appealing choice for those in the real estate niche.

IELTS Writing Pro is an advanced online platform designed to help users prepare for the IELTS exam by providing detailed, personalized feedback on their writing. Leveraging cutting-edge AI technology, the service offers realistic band estimations based on official IELTS grading criteria—including Grammar, Task Response, Coherence and Cohesion, and Lexical Resource—and delivers comprehensive correction reports with in-depth insights. Users can choose from over 250 practice questions or submit their own, track their progress with unlimited submissions, and receive actionable suggestions to boost their scores. The platform supports both Academic and General Training tasks and provides instant, 24/7 access to professional-level writing assessment at a fraction of the cost of traditional correction services.

IELTS Writing Pro is particularly beneficial for students, professionals, and anyone aiming to achieve a higher band score on the IELTS exam through efficient, targeted practice. Affiliates will find this product appealing to promote as it offers a valuable, cost-effective, and user-friendly solution for test-takers seeking to improve their writing skills quickly and reliably. With its generous free trial, affordable pricing, and proven ability to help users understand and meet IELTS standards, it stands out as a smart choice in the test preparation space.

HiveOtter is a referral marketing platform designed to help businesses transform their happy customers into active brand advocates. With an emphasis on automation, HiveOtter enables users to create, manage, and scale referral programs that distribute discount coupons and rewards through unique referral links. The platform features automated discount code generation, double-sided rewards to incentivize both referrers and new customers, seamless integrations with popular tools like WooCommerce, Lemonsqueezy, and Stripe, and extensive customization options to ensure brand consistency. HiveOtter also simplifies communication with customizable emails, making it easy to keep both referrers and invitees engaged throughout the referral process.

HiveOtter is an ideal solution for e-commerce businesses, startups, and online merchants looking for a cost-effective way to acquire high-quality customers through trust-based recommendations. Affiliates will find HiveOtter appealing to promote because it offers a practical, easy-to-implement system that drives organic growth, reduces customer acquisition costs, and provides flexible pricing plans to suit various business needs. This makes it a valuable tool for any business seeking to boost sales and loyalty by leveraging the power of word-of-mouth marketing.