Postscript's tech stack
What does Postscript use?
Postscript (postscript.io) uses at least 62 tools we can see from public records, including Amazon Web Services for hosting, Microsoft 365 for email and documents, HubSpot for sales and Zendesk for customer support. Last checked .
“The SMS revenue platform for e-commerce merchants”
- Industry
- Marketing
- Size
- 51–200 employees
- Company page
- Tools found
- 62
- Categories
- 20
- Oldest proven tool
- Feb 2020
- Last checked
- Oct 2026
Postscript's stack, layer by layer
Each tool links to the other companies we've found using it. The label says what kind of public trace gave it away.
Edge & Hosting
5 tools, where the bytes are served from
Hosting & Cloud
CDN & Edge
Application
12 tools, what the product is built with
Frontend
Backend & Database
Payments & Billing
Data & Observability
5 tools, what they measure and store
Go-to-market
24 tools, how they find and keep customers
Website & CMS
Ads & Pixels
Sales & CRM
Support & Docs
Company Ops
16 tools, what the team runs on day to day
Email Delivery
Security & Compliance
What changed at Postscript
Using since
Dates come from the first certificate of the subdomain that points at the tool.
Companies like Postscript also use
Tools common among companies with a similar stack that we haven't found at Postscript.
Companies with a stack like Postscript's
Ranked by shared tools, with rare tools counting more.
CloseSales · 51–200 people27in common
ShogunEngineering, Product and Design · 51–200 people23in common
BrexBanking and Exchange · 201–1,000 people31in common
HeapAnalytics · 201–1,000 people28in common
ShipBobLogistics · 1–10 people29in common
DeelFinance and Accounting · 1,001–5,000 people32in common
CrowdStrikeComputer Security · 5,001–10,000 people19in common
HightouchMarketing · 51–200 people21in common
More Marketing companies
Other Marketing companies we've checked.
Postscript tech stack FAQ
What tools does Postscript use?
We've found 62 tools at Postscript (postscript.io). Edge & Hosting: Cloudflare, Amazon Web Services and Amazon Route 53. Application: Google Fonts, YouTube and Vimeo. Data & Observability: Google Analytics, Google Tag Manager and Microsoft Clarity. Go-to-market: Meta Pixel, Google Ads and HubSpot. Company Ops: Microsoft 365, Google Workspace and SendGrid. Last checked October 2, 2026.
What cloud does Postscript run on?
Postscript uses Amazon Web Services and Netlify for hosting. We found Amazon Web Services through website code.
What CRM does Postscript use?
Postscript uses HubSpot, Bombora and Qualified for sales and CRM, among 6 tools in this category. We found HubSpot through email records and website code.
What email provider does Postscript use?
Postscript uses Microsoft 365, Google Workspace and Apple Business for email and documents. We found Microsoft 365 through DNS verification records.
What does Postscript use for customer support?
Postscript uses Zendesk, Intercom and ReadMe for customer support. We found Zendesk through email records and website code.
What payment provider does Postscript use?
Postscript uses Stripe for payments. We found Stripe through DNS verification records and website code.
Does Postscript use Microsoft 365?
Yes. We found Microsoft 365 at Postscript through DNS verification records. Microsoft 365 is used by 682,800 companies we track.
How does runsonwhat know what Postscript uses?
We read public traces only: Postscript's DNS and email records, certificate logs, the code its website loads, and published subprocessor lists. A tool is listed only when a direct record backs it up. DNS is rechecked weekly and the website monthly.
We read public traces only: DNS and email records, certificate logs, website code and published subprocessor lists. A tool is listed when a direct record backs it up, and dropped when a recheck no longer finds it. Is this your company? See how to opt out.