ArcBox vs WebChangeDetector

See how their public offers line up before you choose your own position. Prices stay in the currency, billing schedule, and charged unit each vendor publishes.

ArcBox

See full pricing history

USD · US · source: arcbox.dev

Plan	Pricing	Charged by	Offer type
Free — Linux and Windows	Free Free $0 to start Try Linux and Windows machines with usage credits. No card required.	Usage · Usage-based on every OS	Standalone · Free
Pro — Linux and Windows Highlighted	Usage-based billed by the second For teams running agents in production on Linux and Windows. Usage-based billed by the second For teams running agents in production on Linux and Windows.	Usage · Usage-based billed by the second	Standalone · Usage based

WebChangeDetector

See full pricing history

USD · US · source: www.webchangedetector.com

Plan	Pricing	Charged by	Offer type
Free	Free $0/month	Flat · published subscription	Standalone · Free
Micro	USD 9 monthly · USD 8 / month with annual commitment $9/month or $96/year	Flat · published subscription	Standalone · Fixed
Solo	USD 17 monthly · USD 15 / month with annual commitment $17/month or $180/year	Flat · published subscription	Standalone · Fixed
Team Highlighted	USD 45 monthly · USD 40 / month with annual commitment $45/month or $480/year	Flat · published subscription	Standalone · Fixed
Studio	USD 85 monthly · USD 77 / month with annual commitment $85/month or $924/year	Flat · published subscription	Standalone · Fixed
Scale	USD 270 monthly · USD 245 / month with annual commitment $270/month or $2,940/year	Flat · published subscription	Standalone · Fixed

What each plan includes

Feature names follow each vendor’s own pricing page, so verify the wording before treating them as exact equivalents.

ArcBox

Free — Linux and Windows

Highlights Concurrent environments: Up to 5

Included
Highlights Support: Community support

Included
Highlights Stopped Computers disk storage: Included

Pro — Linux and Windows

Highlights Concurrent environments: Higher concurrency and larger machines

Included
Highlights Team workspaces and API keys: Included
Highlights Snapshot storage and warm pools: Included
Highlights Priority email support: Included

WebChangeDetector

Free

Official plan card Checks: 10/month

Limited
Official plan card Websites and pages: Unlimited

Limited
Official plan card Monitoring interval: 1h to 24h

Limited

Micro

Official plan card Checks: 300/month

Limited
Official plan card Websites and pages: Unlimited

Limited
Official plan card AI change analysis: Included

Solo

Official plan card Checks: 1,000/month

Limited
Official plan card Monitoring interval: 15min to 24h

Limited
Official plan card Browser console log changes: Included

Team

Official plan card Checks: 3,000/month

Limited
Official plan card Websites and pages: Unlimited

Limited
Official plan card On-demand and monitoring checks: Included

Studio

Official plan card Checks: 6,000/month

Limited
Official plan card Monitoring interval: 15min to 24h

Limited
Official plan card AI change analysis: Included

Scale

Official plan card Checks: 20,000/month

Limited
Official plan card Websites and pages: Unlimited

Limited
Official plan card On-demand and monitoring checks: Included

How their prices changed

Each dated row shows the public prices observed when that vendor’s pricing page changed.

ArcBox

August 27, 2026 Source
- Free — Linux and Windows: Free
- Pro — Linux and Windows: Usage-based billed by the second For teams running agents in production on Linux and Windows.

WebChangeDetector

August 27, 2026 Source
- Free: Free
- Micro: USD 9 monthly · USD 8 / month with annual commitment
- Solo: USD 17 monthly · USD 15 / month with annual commitment
- Team: USD 45 monthly · USD 40 / month with annual commitment
- Studio: USD 85 monthly · USD 77 / month with annual commitment
- Scale: USD 270 monthly · USD 245 / month with annual commitment