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The bottom line
A flexible Auth0 alternative, if you price the add-ons before committing.
Logto covers authentication, SSO, and access control for apps and APIs, with support for standards including OAuth 2.1, OIDC, and SAML. The pricing page lists a free plan with up to 50,000 MAU and Pro at $24 per month; Pro includes unlimited MAU, but only 50,000 tokens before usage charges.
The catch is that several capabilities have separate listed prices: MFA is $48, RBAC $32, and Enterprise SSO $48 per connector. Reddit discussions welcome Logto as an open-source alternative to costly Auth0 or Okta, but those comments are user opinions, not evidence of a direct price comparison. Check the add-ons your setup needs before treating Pro as a $24 solution.
Good fit if
- Teams wanting open-source authentication
- Apps needing OIDC or SAML
- Projects starting on a free tier
Skip it if
- Teams needing predictable all-in pricing
- Organizations requiring included enterprise support
- Apps with heavy token usage

ScoresHow it rates
What works
- Open-source option with cloud and self-hosting
- Free plan allows up to 50,000 MAU
- Supports OAuth 2.1, OIDC, and SAML
- Pro includes unlimited MAU and applications
- Supports passwordless, social, and multi-factor sign-in
What doesn't
- Pro includes only 50,000 tokens
- Extra tokens cost $0.08 per 100
- MFA, RBAC, and SSO have separate listed prices
- No annual price or discount is published
- Enterprise pricing is custom and unpublished
01What Logto actually does
Logto is an open-source authentication and identity platform for apps and APIs. It handles sign-in, single sign-on, and access control, so teams can use it instead of building those identity features into each product themselves. It supports web and mobile apps, APIs, and services, and is available as a managed cloud service or for self-hosting.
Logto supports OAuth 2.1, OIDC, and SAML. Its sign-in options include passwords, email or SMS verification codes, and social providers such as Google, Apple, and Discord. For stronger authentication, it offers passkeys, authenticator apps, and backup codes. It also includes role-based access control for global and organization-level resources, enterprise SSO integrations such as Okta and Entra, and machine-to-machine authentication for APIs, microservices, and devices.
The practical pitch is straightforward: centralize identity and access management rather than write and maintain sign-in flows in every app. Whether Logto is cheaper than a hosted alternative depends on which features and add-ons a team needs.
02Where Logto is strong
Logto covers more than basic login. The published feature set includes passwordless verification codes by email or SMS, social sign-in with providers such as Google, Apple, and Discord, and MFA through passkeys, authenticator apps, and backup codes. RBAC supports access rules for both global and organization-level resources, while machine-to-machine authentication covers services and APIs that do not have a user signing in.
That breadth makes it relevant to teams building several apps or separating customer and internal access. Enterprise SSO is also part of the feature set, with support for Okta, Entra, SAML, and other identity providers. The product supports standards including OAuth 2.1 and OIDC, rather than relying only on a proprietary sign-in flow.
The free tier gives teams a way to start without a listed monthly charge: it includes up to 50,000 monthly active users, 50,000 tokens, three applications, one machine-to-machine app, and one custom domain. Pro is listed at $24 per month and includes unlimited MAU and applications, which may suit production teams that have outgrown the free application or user caps. Logto also offers self-hosting for teams that prefer to run the platform themselves.
03Where it falls short
The headline Pro price is not the full cost if you need several of Logto’s listed add-ons. Pro is $24 per month, but it includes only 50,000 tokens; extra tokens cost $0.08 per 100. It includes one machine-to-machine app, with each extra app listed at $8. Other add-ons include $96 per SAML app, $48 per enterprise SSO connector, $48 for MFA across all factors, and $32 for RBAC. Organizations cost $48, and custom domains cost $48 for up to 10 domains.
That means a team needing enterprise SSO, MFA, and RBAC should price those items before treating $24 as its likely bill. The pricing page also lists each tenant as starting at $24 plus add-ons. Enterprise pricing is not published; its listed options include custom resource quotas, a custom data region, Private Cloud, an SLA, and premium and migration support.
The free tier is capped at 50,000 MAU and 50,000 tokens, with three apps, one machine-to-machine app, and one custom domain. The pricing page shows monthly prices but does not publish annual rates or a discount. The published pricing details do not specify separate pricing for self-hosting.
04Logto pricing: what you'll actually pay
Logto’s Free plan costs $0 per month and includes up to 50,000 monthly active users (MAU), 50,000 tokens, three applications, one machine-to-machine app, and one custom domain. Pro is $24 per month, with unlimited MAU and applications, but its 50,000 included tokens are not unlimited: extra tokens cost $0.08 per 100. Pro also includes one machine-to-machine app, 10 webhooks, and 14-day audit log retention. Enterprise pricing is not published; its listed features include custom quotas, private cloud, an SLA, and migration support.
The move from Free to Pro is $24 per month, but add-ons can change the bill: SAML apps cost $96 each, Enterprise SSO costs $48 per connector, MFA is $48, and RBAC is $32. The pricing page says each tenant starts at $24 plus add-ons. Prices are monthly; annual rates and discounts are not published. Check which add-ons your setup needs before comparing the headline Pro price with another provider.
05Switching to (or from) Logto
Logto supports OAuth 2.1, OIDC, and SAML, so check which protocols your apps and identity providers use before planning a move. Protocol support does not establish that user accounts, credentials, roles, or sessions can be transferred automatically. The published materials do not publish a migration procedure or data-export options, so confirm those details with Logto before committing. Enterprise plans list migration support, but its scope and price are not specified.
The same gaps matter if you leave: the available information does not say what export formats Logto provides or how account credentials transfer to another service. Logto is open source and can be self-hosted, but that alone does not guarantee a simple exit from Logto Cloud. The published published material includes no Reddit posts, so we can’t substantiate claims about why users leave. Ask about export, migration assistance, and any add-on costs before moving production authentication.
From the threadsWhat users say
Reddit users show interest in an open-source option and in OIDC-based sign-in, especially against the pricing and limitations they associate with established providers. The discussion also includes questions about Logto’s feature depth compared with Keycloak; these comments reflect interest and concerns, not verified product reviews.
So really, finally having a proper open source solution is great to finally see
With OIDC, you are always directed to the website of your identity provider
You’re Solution seems to me to be a more intuitive administration experience
apart from that more like a theme builder for Authn/z
Questions people ask
What is Logto and what does it do?
Logto is an open-source authentication and identity platform for apps and APIs. It provides authentication, single sign-on, and access control for web and mobile apps, APIs, and services. The product supports standards including OAuth 2.1, OIDC, and SAML, and is available as Logto Cloud or for self-hosting.
Can I self-host Logto, or do I have to use Logto Cloud?
You can choose Logto Cloud or self-host Logto, according to the product information. The published pricing details list monthly Free and Pro plans and a custom-priced Enterprise plan, but do not specify self-hosting prices or whether those listed plan prices apply to a self-hosted deployment. Check Logto’s current terms for deployment-specific costs.
Which sign-in methods and protocols does Logto support?
Logto supports passwordless sign-in with one-time codes sent by email or SMS, plus social sign-in providers including Google, Apple, and Discord. Its listed standards include OAuth 2.1, OIDC, and SAML. The product information also lists enterprise SSO integrations, including Okta and Entra, as well as other identity providers.
Does Logto support MFA, role-based access, and machine-to-machine authentication?
Yes. Logto lists passkeys, authenticator apps, and backup codes for multi-factor authentication. Its RBAC controls cover global and organization-level resources. Machine-to-machine authentication is available for securing APIs, microservices, and devices. The Free plan includes one machine-to-machine app; the Pro plan also includes one, with extra apps listed at $8 each.
How much does Logto cost, and what are the Free plan limits?
The pricing page lists a Free plan at $0 per month with up to 50,000 MAU, 50,000 tokens, three applications, one machine-to-machine app, and one custom domain. Pro is $24 per month and includes unlimited MAU and applications, with 50,000 tokens and extra tokens at $0.08 per 100. Annual rates are not published.
Sources
- Logto homepage
- Logto pricing page
- Reddit: Logto: Open-source project to build sign-in experience and user identity
- Reddit: Logto: Open-source alternative to Auth0, prettified
- Reddit: Logto - Open-source alternative to Auth0, with cross-platform UI and dark mode out-of-the-box
- Reddit: Logto: Open-source project to build the sign-in experience and user identity within minutes
