A growing number of small businesses are skipping custom software development and building their own internal tools instead: inventory trackers, client portals, approval workflows, simple CRMs. Four platforms come up most often for small business buyers in 2026: Bubble, Glide, Zoho Creator, and Retool.
Each solves a different version of the problem. Bubble is the closest thing to a full web-app builder without writing code, now with an AI-assisted build layer. Glide starts from a spreadsheet or database and turns it into a working app fast, suited to teams already living in Google Sheets or Airtable. Zoho Creator pairs a visual builder with AI-assisted logic and slots into a business already running other Zoho products. Retool sits apart: it’s a low-code tool for connecting to real databases and APIs, and it expects some JavaScript or SQL past the basics.
A business that wants to build something entirely by dragging and dropping should weigh Bubble, Glide, and Zoho Creator against each other first. A business with an existing database, or a developer who wants to move faster on internal tools, fits Retool better. This comparison covers what each is built for, where it runs out of road, general pricing shape, and which small business it suits.
Quick Comparison Table
| Tool | Price Range | Key Feature | Who It’s For |
|---|---|---|---|
| Bubble | Free plan; paid $30-$400+/month by tier and app complexity (2026) | Full no-code web-app builder with an AI-assisted build layer | Custom web apps: customer portals, marketplaces, booking systems |
| Glide | Free plan; paid $25-$100+/month by users and features (2026) | Turns a spreadsheet or database into a working app fast | Teams already managing data in Google Sheets or Airtable |
| Zoho Creator | $8-$25+/user/month across tiers, custom enterprise pricing (2026) | Visual builder with AI-assisted logic, integrated with the Zoho suite | Businesses already using Zoho apps that want internal tools |
| Retool | Free tier; paid $10-$50+/user/month, higher enterprise tiers (2026) | Low-code (some scripting required for advanced use) builder for databases and APIs | Businesses with an existing database or a developer on staff |
Prices as of 2026; vendors adjust tiers and included usage regularly, so confirm current numbers before budgeting.
Bubble
Bubble is the most ambitious of the four in terms of what you can build: full multi-page web applications with a database, user accounts, and custom logic, assembled visually instead of coded by hand. Its workflow engine lets a builder define what happens on a button click or form submission in plain, structured steps rather than programming syntax. Bubble has also added an AI builder layer that can generate a starting app structure from a written description, which shortens the blank-page problem for non-technical founders.
Strengths. The most flexible true no-code option for building something genuinely custom, with a large plugin marketplace and an active community for troubleshooting. Good fit for marketplaces, booking platforms, and customer-facing portals that need real logic behind them.
Limitations. The learning curve is real, and complex apps with many workflows can get difficult to manage as they grow. Pricing climbs as workflow volume and traffic increase.
Who it suits. Small businesses that need a genuinely custom web app and are willing to invest real time learning the platform, or that bring in a Bubble-experienced freelancer for the first build.
Glide
Glide takes a narrower, faster approach: point it at a Google Sheet, Airtable base, or its own built-in data source, and it generates a working app around that data, styled for mobile use by default. It suits businesses that already track everything in a spreadsheet and want a real interface on top rather than a redesign of how they manage data.
Strengths. Fast to get something usable in front of a team, minimal setup, and a genuinely simple builder non-technical staff can maintain afterward. Strong for internal tools: field team trackers, client directories, inventory lookups.
Limitations. Less suited to complex, multi-step business logic than Bubble or Retool. Apps built around a spreadsheet backend can hit friction as data volume grows, and deeper customization is more limited than a full app builder.
Who it suits. Small teams that already manage operations in a spreadsheet and want a lightweight app layer on top of existing data, without a long build cycle.
Zoho Creator
Zoho Creator is a visual application builder with AI-assisted logic suggestions, positioned as part of the wider Zoho ecosystem rather than a standalone product. For a business already running Zoho CRM, Zoho Books, or Zoho Desk, Creator is the path to a custom internal tool that talks to software the business is already paying for, without adding another vendor relationship.
Strengths. Deep native connection to other Zoho products, a visual builder that covers common business-app patterns (approvals, tracking, simple CRMs), and AI-assisted generation that speeds up first drafts. Pricing per user makes it predictable to scale with headcount.
Limitations. The value weakens meaningfully for a business not already inside the Zoho ecosystem; standalone, it competes less on flexibility than Bubble. Design and interface options are more templated than Bubble’s freeform builder.
Who it suits. Small businesses already using Zoho products that want a custom internal app without introducing a new platform to manage separately.
Retool
Retool is the outlier on this list, and the label matters: it is a low-code platform, not a no-code one. Its core use case is connecting directly to an existing database, internal API, or third-party service, then assembling an internal tool (an admin panel, a support dashboard, an ops console) from prebuilt UI components. Basic apps can be built by dragging components onto a canvas, but custom logic and advanced interactivity typically require some JavaScript or SQL.
Strengths. Built for real data connections rather than spreadsheet-style sources, making it the strongest option here for a business with an actual production database. Component library is extensive and built specifically for internal-tool patterns like admin panels and dashboards.
Limitations. Not a fit for a business without any technical resource on hand; the scripting requirement is a real barrier for a fully non-technical team. It also solves a different problem than Bubble, Glide, or Zoho Creator: internal tools rather than customer-facing apps.
Who it suits. Businesses with an existing database or API and some technical capability in-house (a developer, technical co-founder, or contractor comfortable with SQL or JavaScript) who want internal tools built faster than custom development allows.
Buyer’s Guide: How to Choose
Match the tool to what you’re building
Customer-facing apps with real business logic (booking systems, marketplaces, client portals) point toward Bubble. A lightweight interface on data you already manage in a spreadsheet points toward Glide. An internal tool that talks to other Zoho software points toward Zoho Creator. An internal tool that talks to a real database, with technical help available, points toward Retool.
Be honest about technical capability on your team
Bubble, Glide, and Zoho Creator are built so a non-technical operator can build and maintain the app without writing code. Retool assumes someone comfortable with SQL or JavaScript past the basics; choosing it without that resource is the most common mistake businesses make with this category.
Think about where the app needs to connect
If the app needs to route leads or trigger follow-up sequences, check how it integrates with your marketing automation tools before committing to a platform. And if the goal is a customer-facing presence rather than an internal tool, compare a no-code app builder against a traditional website builder first; a well-built site sometimes solves the problem more simply.
Frequently Asked Questions
Is Retool really no-code, or does it require coding?
Retool is best described as low-code. Basic apps can be assembled by connecting prebuilt components without writing code, but advanced logic and complex interactivity generally require some JavaScript or SQL. It should not be treated as a pure no-code tool.
Which of these is easiest for a complete beginner?
Glide has the shortest learning curve of the four, since it starts from data you likely already manage in a spreadsheet. Zoho Creator and Bubble both have steeper curves, with Bubble’s being the steepest given how much you can build with it.
Can I build a customer-facing app with any of these?
Bubble is the strongest option for a fully customer-facing app with accounts, payments, and custom workflows. Glide can support simple customer-facing apps built around existing data. Zoho Creator and Retool suit internal, operational tools instead.
What happens if I outgrow the platform I chose?
Migrating a no-code app to custom-coded software later usually means a rebuild rather than a direct export, since these platforms don’t produce source code a developer can pick up. Businesses expecting significant scale should research export or API options before building out.
Is there a free option to try one of these first?
Yes. Bubble, Glide, and Retool offer free tiers suitable for testing a small build, and Zoho Creator typically offers a free trial. Starting there before committing to a paid plan confirms fit before your team invests real build time.
Bottom Line: Our Pick
There isn’t a single winner because these four tools solve different problems. For a business that wants to build a genuinely custom web application, customer portal, or booking system without writing code, Bubble offers the most flexibility, at the cost of a steeper learning curve. For a team that already manages operations in a spreadsheet and wants a simple, fast app layered on top, Glide is the quickest path to something usable.
Zoho Creator is the practical pick for a business already running other Zoho products, since it avoids adding a separate vendor for internal tools. Retool stands apart: it’s a low-code platform, not a no-code one, and it’s the right call for a business with an existing database and technical capability on hand that wants to move faster than custom development allows.