IsDown vs Site Spy

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.

IsDown

See full pricing history

USD · US · source: isdown.app

Plan	Pricing	Charged by	Offer type
Starter	USD 27 monthly · USD 22 / month with annual commitment $27/month or $22/month billed annually	Flat · published subscription	Standalone · Fixed
Pro	USD 49 monthly · USD 40 / month with annual commitment $49/month or $40/month billed annually	Flat · published subscription	Standalone · Fixed
Premium Highlighted	USD 99 monthly · USD 80 / month with annual commitment $99/month or $80/month billed annually	Flat · published subscription	Standalone · Fixed
Business	USD 179 monthly · USD 150 / month with annual commitment $179/month or $150/month billed annually	Flat · published subscription	Standalone · Fixed
MSP	USD 200 monthly $200/month	Flat · published subscription	Standalone · Fixed
Enterprise	Contact sales Custom	Flat · published subscription	Standalone · Contact sales

Site Spy

See full pricing history

EUR · US · source: sitespy.app

Plan	Pricing	Charged by	Offer type
Free	Free €0 forever	Flat	Standalone · Free
Starter	EUR 4 monthly €4 / month	Flat	Standalone · Fixed
Pro Highlighted	EUR 8 monthly €8 / month	Flat	Standalone · Fixed
Business	EUR 99 monthly €99 / month	Flat	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.

IsDown

Starter

Official plan card Monitors: 15

Limited
Official plan card Boards and status pages: 1 each

Limited
Official plan card Admin users: 1

Limited

Pro

Official plan card Monitors: 30

Limited
Official plan card Boards and status pages: 2 each

Limited
Official plan card Admin users: 2

Limited

Premium

Official plan card Monitors: 70

Limited
Official plan card Boards and status pages: 5 each

Limited
Official plan card Admin users: 5

Limited

Business

Official plan card Monitors: 150

Limited
Official plan card Boards and status pages: Unlimited

Limited
Official plan card Admin users: 15

Limited

MSP

Official plan card Monitors: 200

Limited
Official plan card Boards and status pages: 10 each

Limited
Official plan card Multi-client super-admin view: Included

Enterprise

Official plan card Monitors and users: Custom

Limited
Official plan card All integrations and custom integrations: Included
Official plan card Dedicated account manager: Included

Site Spy

Free

Highlights Pages you can watch: 2

Included
Highlights Fastest checks: Every hour

Included
Highlights History kept: 30 days

Included
Highlights Snapshots per page: 8

Included
Highlights Manual rechecks a day: 3

Included
Highlights API requests a day: 100

Included
Highlights Email, Telegram and push alerts: Included
Highlights 90+ webhook integrations: Included
Highlights Browser extension, MCP and RSS: Included
Highlights Bulk import: Excluded
Highlights AI change summaries: Excluded
Highlights Screenshots and visual diffs: Excluded
Highlights Team seats: Excluded

Starter

Highlights Pages you can watch: 25

Included
Highlights Fastest checks: Every 10 min

Included
Highlights History kept: 90 days

Included
Highlights Snapshots per page: 25

Included
Highlights Manual rechecks a day: 10

Included
Highlights API requests a day: 1,000

Included
Highlights Email, Telegram and push alerts: Included
Highlights 90+ webhook integrations: Included
Highlights Browser extension, MCP and RSS: Included
Highlights Bulk import: Included
Highlights AI change summaries: Excluded
Highlights Screenshots and visual diffs: Excluded
Highlights Team seats: Excluded

Pro

Highlights Pages you can watch: 100

Included
Highlights Fastest checks: Every minute, 10 pages

Limited
Highlights History kept: 1 year

Included
Highlights Snapshots per page: 100

Included
Highlights Manual rechecks a day: 25

Included
Highlights API requests a day: 10,000

Included
Highlights Email, Telegram and push alerts: Included
Highlights 90+ webhook integrations: Included
Highlights Browser extension, MCP and RSS: Included
Highlights Bulk import: Included
Highlights AI change summaries: Included
Highlights Screenshots and visual diffs: Included
Highlights Team seats: Excluded

Business

Highlights Pages you can watch: 500

Included
Highlights Fastest checks: Every minute

Included
Highlights History kept: 1 year

Included
Highlights Snapshots per page: 500

Included
Highlights Manual rechecks a day: 100

Included
Highlights API requests a day: 50,000

Included
Highlights Email, Telegram and push alerts: Included
Highlights 90+ webhook integrations: Included
Highlights Browser extension, MCP and RSS: Included
Highlights Bulk import: Included
Highlights AI change summaries: Included
Highlights Screenshots and visual diffs: Included
Highlights Team seats: 5

Included

How their prices changed

Each date shows when a public price was observed, not when it took effect. An archived region or currency can differ, so a currency change is not necessarily a price increase.

IsDown

August 27, 2026
Official pricing page
- Starter: USD 27 monthly · USD 22 / month with annual commitment
- Pro: USD 49 monthly · USD 40 / month with annual commitment
- Premium: USD 99 monthly · USD 80 / month with annual commitment
- Business: USD 179 monthly · USD 150 / month with annual commitment
- MSP: USD 200 monthly
- Enterprise: Contact sales

Site Spy

September 21, 2026
Official pricing page
- Free: Free
- Starter: EUR 4 monthly
- Pro: EUR 8 monthly
- Business: EUR 99 monthly
August 27, 2026
Official pricing page
- Free forever — free: Free
- Stay Informed — standard: EUR 4 monthly · EUR 4 / month with annual commitment
- Starter plan — standard: EUR 8 monthly · EUR 8 / month with annual commitment
- Pro plan — standard: EUR 99 monthly · EUR 99 / month with annual commitment