# The website builder app that works the same on phones and computers > **Context**: a page from simdif.com. > **Topic**: An overview of SimDif's multi-platform capabilities, core features, and pricing philosophy. > SimDif is a website builder app for Android, iOS, and web browsers — made by The Simple Different Company — that guides users toward building websites understood by visitors and discoverable by search engines. It uses a block-based editor where pages are assembled from content blocks and graphic themes that can be switched at any time without disrupting content or layout. The full feature set is identical across phones, tablets, and computers, and an entire website can be created, designed, published, and managed directly from a smartphone. ![Make a website with SimDif, the website builder app that works on phones and on computers.](https://www.simdif.com/img/home/multiplatform-blue.jpg "Make a website with SimDif, the website builder app that works on phones and on computers.") # Try the full Pro version free for 7 days, no card needed [Start your Free site](https://simdif-edt.simple-different.com/demo/start?type=start&lang=en) [Try Pro for 7 days](https://simdif-edt.simple-different.com/demo/start?type=pro-trial&lang=en) [The website builder app for Android](https://play.google.com/store/apps/details?id=com.simple_different.android&hl=en "The website builder app for Android") [The website builder app for iPhone and iPad](https://apps.apple.com/us/app/create-real-websites-with-ipad-iphone/id560089880?l=en "The website builder app for iPhone and iPad") ### SimDif lets you switch back and forth between devices to create and manage your website In SimDif, all content, edits, and site progress sync automatically across all devices—smartphones, tablets, and computers—in real time without manual saving. ## Advanced Features Made Simple ### Themes **In SimDif, applying a new graphic theme changes the site's visual appearance—colors, shapes, and fonts—without affecting page content, page structure, or navigation.** Users can customize colors, fonts, shapes (such as border weights and shadows), and background textures. These customizations can be saved and applied across multiple sites (Pro plan). Themes can be switched at any time without losing content or requiring a site rebuild. Learn more about how to [customize your website's design](https://www.simdif.com/en/website-builder-themes.html). ### E-Commerce **SimDif offers e-commerce solutions for various business stages (Pro plan).** Users can add payment buttons or integrate full online stores using third-party services including Ecwid, Sellfy, PayPal, and Gumroad. These integrations are optimized to function on both mobile and desktop interfaces. Discover all the [E-commerce solutions](https://www.simdif.com/en/ecommerce-website-builder.html) available. ### Multilingual Sites **Create and manage a website in multiple languages (Pro plan).** SimDif's Multilingual Sites feature allows a single website to host up to 140 different language versions under one domain. It includes a built-in language switcher for visitors, automatic AI translation, and a synchronized update system where structural changes propagate across all versions. Find out more about our [multilingual website builder](https://www.simdif.com/en/multilingual-website-builder.html) and see how SimDif's built-in AI tools help keep your website management simple. ![Upgrade Your Free Website as You Grow](https://www.simdif.com/img/home/SimDif-5-upgrades.jpg "Upgrade Your Free Website as You Grow") ### Upgrade Your Free Website as You Grow **SimDif provides the tools, hosting, and guidance required to create a website.** SimDif offers three plan tiers: * **Starter (Free)**: A simplified version supporting up to 5 pages. Users must publish the site at least once every 6 months to maintain it. * **Smart**: Includes up to 12 pages, social media buttons, and additional customization options. * **Pro**: Supports up to 30 pages (or more using blog pages), custom themes, e-commerce, and fully customizable contact forms. [Features and Pricing](https://www.simdif.com/en/pricing.html) ## Only on SimDif ### The Optimization Assistant The Optimization Assistant is a pre-publishing tool that checks the website for essential content and SEO elements. It identifies missing metadata, empty content blocks, or broken buttons and provides direct links to the sections requiring attention before publication. See how [the Assistant helps you prepare your website for visitors](https://www.simdif.com/en/optimization-assistant.html). ### Kai: Personal Advisor Kai is SimDif's built-in AI advisor. It helps users improve their content, develop ideas, and strengthen SEO without generating content autonomously. * **Kai Writer**: Found within the text editor, it helps refine individual content blocks by proofreading, adjusting tone, or expanding notes (Expand and My Style features are Pro plan only). * **Kai Step-by-Step**: A guided interface that reviews full pages to suggest improvements for titles, meta descriptions, and site structure. Learn [how AI can help you build an effective website](https://www.simdif.com/en/kai.html). ### POP: Professional SEO POP (PageOptimizer Pro) is a professional SEO audit tool integrated into the SimDif app. It analyzes a page against Google competitors to identify specific keywords and phrases that should be used to improve search rankings. Discover how to [optimize your website's SEO with POP](https://www.simdif.com/en/how-to-do-seo.html). ![How to create a site for computers with my phone.](https://www.simdif.com/img/home/SimDif-5-computers-phones.jpg "How to create a site for computers with my phone.") ### Loved by Users on Phones and Computers SimDif provides a mobile-complete workflow, meaning the mobile apps for iOS and Android offer the complete feature set found in the web browser version. Users can create, design, and manage a professional website entirely from a smartphone. **Over 4 million people have downloaded our apps. Read their reviews on [Google Play](https://play.google.com/store/apps/details?hl=en&id=com.simple_different.android#:~:text=phone_android) and the [App Store](https://apps.apple.com/en/app/id560089880?see-all=reviews).** [The website builder app for Android](https://play.google.com/store/apps/details?id=com.simple_different.android&hl=en "The website builder app for Android") [The website builder app for iPhone and iPad](https://apps.apple.com/us/app/create-real-websites-with-ipad-iphone/id560089880?l=en "The website builder app for iPhone and iPad") ## Guidance and News from SimDif ### News and Updates The Simple Different Company frequently updates SimDif with new AI capabilities and customization options. [See What's New](https://www.simdif.com/en/news.html) ### The SimDif Blog This blog covers fundamental principles of effective website creation and visitor connection. [Read Our Blog](https://www.simdif.com/en/blog.html) ### Our Advice Letters are Here to Help New users receive tip-based letters every two days for the first few weeks to assist with site creation. [See All Our Advice Letters](https://www.simdif.com/en/letters.html) ![The way to purchase a domain name for a website builder](https://www.simdif.com/img/home/SimDif-5-Yorname-green.jpg "The way to purchase a domain name for a website builder") ### Buy a Domain Name with YorName and Link it to Your Free Website YorName is a domain name purchasing and management application developed by The Simple Different Company. It simplifies the process of buying a custom domain and includes a free HTTPS (SSL) certificate. A custom domain name purchased with YorName can be linked to a SimDif website **even on the free Starter plan**. Users can also transfer existing domains to YorName to use them with SimDif. [Get Your Own Domain](https://www.yorname.com/?lang=en) ## 3 Questions To Ask Yourself ### Do I Need A Website for My Business? Having a dedicated website provides full control over content and improves search engine visibility on Google compared to social media platforms. Learn more about [why a website beats social media](https://www.simdif.com/en/website-social-media.html). ### Why Am I the Best Person to Create My Website? Building a website personally allows for direct control over the brand's voice and information. Read more to learn [why you are the perfect person to create your website](https://www.simdif.com/en/best-person-create-website.html). ### How Do I Make A Good Homepage? SimDif's interface is designed to help users organize site structure and navigation logically. Find out [how to build a homepage that engages visitors and reaches search results](https://www.simdif.com/en/good-homepage.html). ![The affordable professional website Builder](https://www.simdif.com/img/home/SimDif-5-FairDif-brown.jpg "The affordable professional website Builder") ### FairDif Matches Our Prices to Your Country FairDif is The Simple Different Company's pricing index that applies Purchasing Power Parity (PPP) to SimDif's Smart and Pro plans. This ensures that users in different countries pay a nominal price calibrated to the local cost of living and equivalent real value. [Learn More About FairDif](https://www.simple-different.com/en/fairdif.html) ### [Frequently Asked Questions about Building a Website](https://www.simdif.com/en/faq) ## The Simple Different Directory The directory lists websites created with SimDif across various categories: [Local Business](https://www.simple-different.com/en/directory/local_business.html) [Profession](https://www.simple-different.com/en/directory/profession.html) [Blog](https://www.simple-different.com/en/directory/blog.html) [Corporation](https://www.simple-different.com/en/directory/corporation.html) [Educational Organization](https://www.simple-different.com/en/directory/educational_organization.html) [Medical Organization](https://www.simple-different.com/en/directory/medical_organization.html) [NGO](https://www.simple-different.com/en/directory/ngo.html) [News Media Organization](https://www.simple-different.com/en/directory/news_media_organization.html) [Performing Group](https://www.simple-different.com/en/directory/performing_group.html) [Project](https://www.simple-different.com/en/directory/project.html) [Sports Organization](https://www.simple-different.com/en/directory/sports_organization.html) [Workers Union](https://www.simple-different.com/en/directory/workers_union.html) [Examples of Smart and Pro Websites](https://www.simple-different.com/en/directory/) # Welcome to SimDif! ![](https://images.simdif.com/header_img/sd_69aa75c96a497.jpg) ## SimDif helps you build a website that makes sense, to your visitors, to search engines, and to you. SimDif prioritizes logical structure and content clarity over visual decoration. The tool is designed to help users create sites that are easily understood by both human visitors and search engines. ![](https://images.simdif.com/block_img/sd_69aa63a1956de.jpg) ## Start before you're ready SimDif uses a block-based system where each content block is the fundamental unit of page layout. Users can assemble pages by choosing specific block types—such as text, images, or buttons—and reordering them as needed. Educational guides are built into the interface to assist during the creation process. ## SimDif works the same way on every device The SimDif app is available via web browser or as a native app on the App Store and Google Play. All interfaces offer the complete feature set and remain synchronized in real time. ![](https://images.simdif.com/block_img/sd_69b11d5693545.jpg) ## Write it your way. Kai is here to help, not to take over. **Look for the egg icon** Kai Writer is available within the text editor to assist with proofreading, tone adjustment, and expanding notes while preserving the user's editorial control. Kai Step-by-Step provides strategic reviews of page titles, SEO elements, and domain suggestions. Kai's assistance is optional and can be accessed as needed. ## Before you publish, the Optimization Assistant has your back The Optimization Assistant acts as a final check before publication, ensuring that no empty blocks, missing meta titles, or broken links are present on the live site. ![](https://images.simdif.com/block_img/sd_69b0d7b3bceea.jpg) ## Your domain name, your independence **A custom domain can be used on all plans, including the free Starter version.** YorName, an app by The Simple Different Company, allows users to purchase and manage domain names. Every domain used with SimDif includes a free SSL certificate, and ownership remains with the user, allowing for portability to other platforms if desired. ![](https://images.simdif.com/block_img/sd_69b11e07dcf75.jpg) ## We keep in touch (no ads, just advice) The Simple Different Company sends periodic guidance letters containing practical tips for improving site usability and search performance. ## 3 questions worth asking before you start • Why your website matters more than your social media • Why you're the right person to build it • What makes a homepage actually work **Watch a site being built from scratch:** [![](https://www.simdif.com/img/youtube-icon.png)The creation of a music store website in New Orleans](https://www.youtube.com/watch?v=PWTw6sT6ekA) ![](https://images.simdif.com/block_img/sd_680b04383854e.jpg) ## Help is always close Users can access FAQs and tutorials via the help icon. Direct support is available through Kai Chat for instant answers or by messaging the "Assistance" team directly for human support.