Staxly

Polar vs Retool

Merchant of Record for devs — usage-based billing, MoR, 4% + 40¢
vs. The low-code platform for internal tools, workflows, and AI agents

Polar websiteRetool website

Pricing tiers

Polar

Pay-as-you-go
4% + 40¢ per transaction. Cheapest Merchant-of-Record. No monthly or setup fees.
$0 base (usage-based)
Enterprise
Custom. Volume discounts for high-growth teams.
Custom
Polar website

Retool

Free
$0. Up to 5 users. Unlimited apps + mobile. 500 workflow runs/month. 5GB DB + storage. 20 hrs/mo Agents.
Free
Team
$10/builder/mo + $5/internal user/mo. 5k workflow runs. Staging env. App releases.
$10/mo
Business
$50/builder/mo + $15/internal user/mo. Audit logs, rich permissions, portals, embedded apps, external user pricing.
$50/mo
Enterprise
Custom. SAML/OIDC SSO, source control, error monitoring, full white-labeling, volume discounts.
Custom
Retool website

Free-tier quotas head-to-head

Comparing payg on Polar vs free on Retool.

MetricPolarRetool
No overlapping quota metrics for these tiers.

Features

Polar · 15 features

  • Customer PortalSelf-serve subscription management.
  • Feature FlagsSimple flag mgmt tied to subscription tiers.
  • Framework AdaptersNext.js, BetterAuth, TS, Python, Laravel, Ruby, 11+ more.
  • Fraud ProtectionChargeback + fraud handling included.
  • GitHub Sponsors ImportImport existing sponsors to Polar.
  • Global Tax ComplianceVAT/GST/sales tax filed by Polar.
  • Hosted CheckoutPolar-hosted + embeddable checkout.
  • License KeysGenerate + validate license keys for software.
  • MeteringTrack API calls, tokens, custom units.
  • One-off PurchasesSingle purchases + digital downloads.
  • Open-Source BackendFull platform code on GitHub.
  • Sandbox EnvironmentTest transactions without charging.
  • SubscriptionsTiered plans with upgrades/downgrades.
  • Usage-Based BillingEvent ingestion → meter → invoice.
  • WebhooksResource events with HMAC signatures.

Retool · 14 features

  • Apps (Web + Mobile)Drag-drop UI builder with 100+ components.
  • Audit LogsTrack every user action.
  • Custom JavaScriptWrite JS anywhere in app logic.
  • MCP SupportExpose Retool workflows to AI agents.
  • ModulesReusable component bundles.
  • Retool AgentsAI agents that use Retool queries + apps as tools.
  • Retool DatabaseManaged Postgres with GUI + collab.
  • Retool EmbedEmbed apps into your SaaS.
  • Retool FormsPublic forms that write to DBs.
  • Retool PortalsExternal-facing apps for customers.
  • SAML/OIDC SSO (Ent)Enterprise auth.
  • Source Control (Ent)Git-backed version control for apps.
  • White-labeling (Ent)Full brand customization.
  • WorkflowsCron + webhook-triggered automations with branching.

Developer interfaces

KindPolarRetool
SDKpolar-sdk-python, @polar-sh/better-auth, @polar-sh/nextjs, @polar-sh/sdk
RESTPolar REST APIRetool REST API (Workflows)
MCPPolar MCPRetool MCP
OTHERPolar Checkout, Polar WebhooksRetool Database, Retool Editor, Self-Hosted (on-prem)
Staxly is an independent catalog of developer platforms. Outbound links to Polar and Retool are plain references to their official websites. Pricing is verified against vendor pages at publication time — reconfirm before buying.

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