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Authress vs Memberstack

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.

USD · US · source: authress.io

Plan Pricing Charged by Offer type
Usage Based
USD 0.0012 monthly

0.0012 USD per call, billed monthly; first 1,000 billable calls free

Usage · per billable authentication or authorization call Standalone · Usage based

USD · US · source: www.memberstack.com

Plan Pricing Charged by Offer type
Basic Highlighted
USD 29 monthly · USD 25 / month with annual commitment

$29/mo ($25/mo billed yearly)

Flat · /mo Standalone · Fixed
Professional
USD 49 monthly · USD 39 / month with annual commitment

$49/mo ($39/mo yearly)

Flat · /mo Standalone · Fixed
Business
USD 99 monthly · USD 79 / month with annual commitment

$99/mo ($79/mo yearly)

Flat · /mo Standalone · Fixed
Established
USD 499 monthly · USD 399 / month with annual commitment

$499/mo ($399/mo yearly)

Flat · /mo 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.

Authress

Usage Based

Plan card

First 1,000 billable calls free

Included

Plan card

Authentication and authorization APIs

Included

Plan card

Unlimited SSO connections

Included

Plan card

99.995% availability SLA

Included

Memberstack

Basic

Highlights

Members

1,000

Limited

Highlights

Transaction fee

4%

Included

Professional

Highlights

Members

5,000

Limited

Highlights

Transaction fee

2%

Included

Business

Highlights

Members

10,000+

Included

Highlights

Transaction fee

0.9%

Included

Established

Highlights

Members

10,000+

Included

Highlights

Transaction fee

0%

Included

How their prices changed

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

Authress

  1. Source
    • Usage Based: USD 0.0012 monthly

Memberstack

  1. Source
    • Basic: USD 29 monthly · USD 25 / month with annual commitment
    • Professional: USD 49 monthly · USD 39 / month with annual commitment
    • Business: USD 99 monthly · USD 79 / month with annual commitment
    • Established: USD 499 monthly · USD 399 / month with annual commitment
  2. Source
    • Free forever plan — free: Free
    • Basic — Basic: USD 29 monthly · USD 25 / month with annual commitment
    • Professional — Professional: USD 49 monthly · USD 39 / month with annual commitment
    • Business — Business: USD 99 monthly · USD 79 / month with annual commitment
    • Established — Established: USD 499 monthly · USD 399 / month with annual commitment