
Softr
Bubble.io
Carrd
Webflow
Glide
Airtable
Retool
Sheet 2 Site
PostalDataPI
Smarty
Melissa Data Quality
PostalDataPI is a global postal code validation and enrichment API covering 240+ countries and territories. One API, one key, one flat rate โ $0.000028 per query with no tiers or subscriptions.
What you get back: Up to 18 metadata fields per postal code โ city, state/region, coordinates, timezone, three levels of administrative hierarchy, elevation, and more. Sub-5ms cached responses.
Works everywhere: US ZIP codes, UK postcodes, German PLZ, Japanese postal codes, Canadian FSAs, and 230+ more. Format normalization handles case, spacing, and hyphen variations automatically.
Get started in 60 seconds: 1,000 free queries on signup, no credit card required. SDKs for Python and Node.js. MCP server for AI agents (Claude, Cursor, etc.).
Built for developers: REST API, consistent JSON responses across all countries, OpenAPI spec, llms.txt for AI agent discovery.
Softr
PostalDataPIBased on our record, Softr seems to be more popular. It has been mentiond 37 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.
Web Apps: - Start with Glideapps.com or softr.io - if you get comfortable and still like to build web apps learn bubble.io or weweb.io or flutterflow.com. Source: over 2 years ago
Hey, My recommendation: - If you don't have previous knowledge start with one of the tools with a lower learning curve glideapps.com or softr.io - If you build a few apps with those, then I would start to learn one of the tools with a steeper learning curve like bubble.io , toddle.dev, flutterflow.com - Every week I talk with a successful No-Code Maker, maybe it can inspire you :) www.nocode-exits.com. Source: over 2 years ago
You should try softr.io They have an amazing free plan. Source: over 2 years ago
Softr.io empowers you to create full-stack apps without breaking a sweat. Turn your Airtable, Google Sheets, or SmartSuite into client portals and internal tools. No code required Its AI-driven development approach opens doors for non-developers to become app creators. Explore the magic of turning your ideas into functional applications. - Source: dev.to / over 2 years ago
Softr.io = You get access to pre-built templates that you can edit any time. It comes with a generous free plan including free custom domain hosting. Source: over 2 years ago
Bubble.io - Building tech is slow and expensive. Bubble is the most powerful no-code platform for creating digital products.
Smarty - Smarty provides address validation, autocomplete, geocoding and reverse geocoding services covering addresses in over 240+ countries.
Carrd - Simple, responsive one-page site creator.
Melissa Data Quality - Melissa helps companies to harness Big Data, legacy data, and people data (names, addresses, phone numbers, and emails).
Webflow - Build dynamic, responsive websites in your browser. Launch with a click. Or export your squeaky-clean code to host wherever you'd like. Discover the professional website builder made for designers.
Glide - Send lightning fast video messages, see responses live or whenever it's convenient. Get closer to the ones you love with video communication.