Virling vs DataBull
DataBull is a paid, self-hosted tool that joins your payments to your visits. Virling does the same job as open source software that runs on any server, with a hosted option.
| Virling | DataBull | |
|---|---|---|
| Open source | Yes, AGPLv3 | Commercial licence. No public source repository found |
| Self-host cost | Free, every feature | One-time licence. $49 when we checked, rising in steps to $99 as licences sell |
| AI crawler fetches | Yes. Pages each AI company's bots read; every fetch once you add the server snippet | Not stated in their docs |
| AI answers tracking | Yes. Your buyer questions asked to ChatGPT, Claude, Perplexity and Gemini every week. Paid hosted plans, or your own keys when self-hosting | Not stated in their docs |
| MCP server | Yes, read-only | Yes, read-only. Listed with the self-hosted licence |
| Price | Self-host free. Hosted $19 a month, or $79 for agencies, with the first 50 of each plan paying $9 and $29 for life, after a 14-day free trial | Self-host $49 once. Hosted beta $9 or $19 a month |
| Refunds | Self-hosting is free. Hosted plans have a 14-day trial, then no refunds | All sales final, with exceptions for duplicate or failed charges |
| Payments | Stripe, Paddle, Shopify, WooCommerce, Dodo Payments, Polar, LemonSqueezy, Creem and RevenueCat | Stripe, Polar, Dodo Payments and Creem |
| Where it runs | Any Linux or macOS server, or Docker. One Rust binary with embedded storage | Your own Cloudflare account, on Workers and D1. A hosted beta from $9 a month |
| MCP server | Yes, read-only | Yes, built in |
Based on DataBull's public pages, checked on 30 October 2026. See DataBull for their current terms and pricing. Something out of date? Tell us. The AI crawler, AI answers and MCP rows were checked on 1 November 2026: MCP, pricing.
When DataBull is the better fit
You already run on Cloudflare, want a one-time licence instead of a subscription, and are happy with Stripe, Polar, Dodo Payments or Creem.
When Virling is the better fit
You want open source code you can read and change, a server that is not tied to one platform, LemonSqueezy or RevenueCat support, or a free self-hosted install with every feature.
Frequently asked questions
Is DataBull open source?
Not as far as its public pages say. Its terms describe a commercial licence to use the software, and we found no public source repository. Virling is open source under AGPLv3.
What does DataBull cost compared with Virling?
DataBull sells a one-time licence whose price rises in steps as licences sell, and showed $49 when we checked. Self-hosting Virling is free, with every feature.
Where does DataBull run, and where does Virling run?
DataBull deploys into your own Cloudflare account, using Workers and a D1 database. Virling is one binary that runs on a Linux or macOS server or in Docker, and there is a hosted version.
Related reading
- Self-hosted analytics: what it takes to run it yourself
- How to find which marketing channel pays for your SaaS
- What is revenue per visitor, and how to work it out
Other comparisons: Virling vs DataFast, Virling vs Fathom, Virling vs Google Analytics, Virling vs Matomo, Virling vs Mixpanel, Virling vs Plausible, Virling vs PostHog, Virling vs Triple Whale and Virling vs Umami.