SimDif vs Catzi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SimDif
Easily create, edit, and publish professional websites from any device. AI tools assist with writing and optimization, simplifying the process for beginners and pros alike. Connect custom domains and choose from various plans, including a free option.
- AI-powered writing assistance
- Step-by-step content advisor
- Cross-device compatibility
- Optimization Assistant for SEO
- Customizable themes and forms
- E-commerce integration
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Build a professional website with the SimDif website builder, for free, with the same features on your phone, tablet, and computer. Create, edit, and publish a clear, effective site from any device, with AI assistance available when you want it. Where other website builders add complexity, SimDif makes creating your own website as simple as presenting what you already know about your business or activity. AI-powered writing tools and a step-by-step content advisor help you focus on what visitors and search engines need. WHY CHOOSE SIMDIF WEBSITE BUILDER • Same features on phone, tablet, and computer: switch any time. • The Optimization Assistant highlights what's missing in your site so you can publish on the web with confidence. • Kai (optional AI) can proofread and adjust writing style, suggest topic ideas, and refine titles and metadata. • Kai Chat answers your questions instantly, drawing on SimDif's full library of guides and FAQs. • In Pro, Kai can design a complete graphic theme for your site, turn rough notes into polished drafts, learn your own writing style, and help translate multilingual sites. • Professional SEO made simple with the PageOptimizer Pro (POP) integration. • Works for beginners and pros: start simple, grow when you're ready. • Connect a custom domain name from YorName and use it with any SimDif site, even a free site. SIMDIF PLANS (HOSTING INCLUDED) STARTER (Free) • Up to 5 pages • 14 color presets • Buttons for social media, communication apps, and calls to action • Free .simdif.com domain name • Optimization Assistant • Visitor statistics • Keep your free site online by publishing at least once every 6 months. SMART • Up to 12 pages • 56 color presets • Install Analytics • Enable and moderate blog comments • Control how your site is shared on social media • Audio Players: Embed music from Bandcamp, Spotify, Soundcloud, Apple Music and more • In-app hotline to the SimDif team • More shapes, fonts, and customization • Add your site to the SimDif SEO Directory for extra visibility PRO Everything in Smart, plus: • Up to 30 pages • Customizable contact forms • Create and save your own Themes (colors, fonts, shapes, and more), or let Kai Theme Creator design one for you • Password-protected pages • Hide pages from the menu E-COMMERCE SOLUTIONS •• Online stores: integrate a full store (e.g., Ecwid, Sellfy) •• Payment buttons: accept payments (e.g., PayPal, Gumroad) •• Digital downloads: sell files securely MULTILINGUAL SITES • Translate your website (140 languages available) • Create and manage a multilingual website with automatic translation and review FAIR PRICING • With FairDif, SimDif adjusts prices to the cost of living in each country, making upgrades affordable worldwide. LANGUAGES • SimDif's interface and FAQs are available in 45 languages. • You can translate your website into 140 languages with the help of AI. WHO IT'S FOR Small businesses, services, schools, NGOs, and anyone who wants a clear website. GET IN TOUCH Visit our website – https://www.simdif.com – for more information and the latest updates. SUBSCRIPTIONS: SMART & PRO • Subscriptions are charged monthly or yearly to your iTunes Account after the confirmation of purchase. • Subscriptions automatically renew unless auto-renew is turned off at least 24-hours before the end of the current period • Your account will be charged for renewal within 24-hours prior to the end of the current period, showing the cost of the renewal. => You can manage your subscriptions and auto-renewal by going to your iTunes Account Settings after purchase. • SimDif Terms of Use : https://www.simdif.com/en/tos.html
Catzi
Easily create and share your digital product catalog in minutes. Enhance product photos and descriptions with AI assistance. Manage sales, inventory, and costs to grow your business.
- AI-powered product descriptions and photo enhancement
- Create and publish online catalogs instantly
- Share catalogs via WhatsApp and social media
- Record sales directly within the app
- Track product costs and profitability
- Manage inventory levels
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Con Catzi crea tu catálogo digital en minutos, sin conocimiento de diseño web ni edición de fotografía y compartelo con el mundo al instante. Catzi es la solución definitiva para crear tu catálogo digital de productos en minutos y contarle al mundo lo que vendes. ¡Más simple que Catzi Imposible!. Crea tus catalogo digital fácil, compartelo con el mundo y comienza a crecer las ventas de tus productos. Catzi es la aplicación que te acompaña a mostrarle al mundo lo que vendes y te guía en tu camino emprendedor hacia el éxito. Si estás empezando, hazlo fácil y si complicaciones, si avanzas un poco te acompañamos a que crezcas en ventas y si necesitas administrar tu negocio, desarrollamos herramientas más eficientes para administrarlo. Porque sabemos que emprender puede ser un proceso desafiante, En Catzi te ayudamos para que esta parte del camino de mostrarle al mundo lo que haces sea muy fácil para ti. Puntos Clave de Catzi Creación fácil de productos: La magia de la Inteligencia Artificial de Catzi de ayuda a crear los productos de tu catálogo más rápido y hacerlos más atractivos, genera descripciones de manera automática y mejora tus fotografias.. Sólo necesitas un nombre y un precio de venta para crear tu primer producto. Como sabemos que las fotos son muy importantes, puedes tomar las fotografías desde la misma aplicación o cargarlas directamente desde tu celular. Y lo mejor de todo es que las puedes mejorar desde la misma aplicación: córtalas, agrandalas, encuádralas, giralas. La Inteligencia artificial te ayuda a mejorarlas, elimina fondos y agrega sombras para que tus productos resalten y sean mas atractivos para tus clientes. Tu catálogo digital listo en minutos: Solo asigna un nombre único a tu catálogo y los productos que hayas creado quedarán publicados en línea en tu propia tienda personal. Sin trucos, sin complicaciones Así de fácil. tu propio catálogo digital listo en segundos donde las personas podrán ingresar y comprarte de inmediato. asignas las formas de pago que desees y los tipos de envío que tengas habilitados en tu negocio.. Comparte con todo tu círculo cercano: En catzi puedes compartir muy fácil todo tu catálogo o productos específicos con quien quieres, directamente a su whatsapp, redes sociales, o por donde desees. solo dale a compartir y catzi te permitirá compartirlo con quien quieras. Vende desde la aplicación: Tienes un cliente en tu casa, tu trabajo, universidad o donde estes y necesitas venderle al instante, abre tu app de catzi y registra la venta para que no pierdas el control de tu inventario y tu negocio. Solo abre y registra la venta de tu cliente cuando quieras! Control de costos: Quieres Saber cuánto está ganando tu negocio, asigna un costo a los productos que vendes y controla tu rentabilidad desde la aplicación. Inventario: Gestiona los productos que tienes disponibles de forma muy fácil, indícale a catzi si quieres que aparezcan o no dentro de tu catálogo digital. Has seguimiento a los pedidos de tus cliente: Dale orden a tu negocio y cambia los estados de tus pedidos, controla cuando te ingresa, cuando lo alistas, y cuando lo despachas para que siempre tu cliente esté informado del estado de su pedido.
Screenshots
Verdict
The clearest difference is ratings volume: SimDif at 1.6K against Catzi's 1. SimDif also leads on device support (4 vs 2) and iOS requirement (13.0 vs 15.6). Catzi's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and in-app purchases there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. SimDif sells 10 in-app purchases, starting at $3.99 per month and Catzi sells 4 in-app purchases, starting at $7.99 per month. Whichever you choose, the download price is not the number that matters.
Catzi holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: SimDif has 1.6K ratings behind it against 1, so its average is the more settled of the two.
SimDif ships an update monthly, Catzi every 2 months. The most recent releases landed on November 1, 2026 and October 30, 2026 respectively.
| Parameter | SimDif | Catzi |
|---|---|---|
| Price | Free | Free |
| Rating | 4.7 (1.6K ratings) | 5.0 (1 ratings) — better |
| Positive reviews | 81.3% of reviews | — |
| Number of ratings | 1.6K — better | 1 |
| Update frequency | Monthly — better | Every 2 months |
| Ads | No | No |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | Freemium |
| Devices | iPhone, iPad, iPod, Mac — better | iPhone, iPod |
| Requires iOS | 13.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 17 MB | 30 MB |
| Age rating | 4+ | 4+ |
| Developer | The Simple Different Company Ltd | Paulo Cesar Quintero Jimenez |
Bugs and requests
SimDif
Reported bugs
4 issues- Verification email not working
- Inability to upload images
- Subscription issues and billing problems
- Compatibility problems with certain browsers
Requested features
5 requests- Undo/redo functionality
- Expanded template library
- More font and color customization
- Ability to embed videos and documents
- Improved SEO and analytics tools
Catzi
Not enough reviews yet to summarise bugs or requests.
In-app purchases
SimDif
- Smart features (1 month)$3.991 Month
- Smart Features (1 month)$7.901 Month
- Smart Standard (1 month)$8.491 Month
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- Pro features (1 month)$14.901 Month
- Pro Standard (1 month)$16.491 Month
- Smart Features (1 year)$79.001 Year
- Pro features (1 year)$149.001 Year
- Pro Renewal for 1 Year SimDif1$39.99
- 1 Year of Pro features for this site$54.99
- Pro features (1 year)$109.00
Catzi
- Despegar plan monthly payment$7.991 Month
- Despegar plan annual payment$89.991 Year
- 10 Tokens$3.99
- 20 Tokens$6.99









