Compare localization platforms

Pick the workflow, not the longest feature list.

A factual comparison of pricing models, developer workflows, translation tools, and delivery—without pretending different billing units are interchangeable.

Public information verified September 12, 2026

At a glance

Five products, compared in their own terms.

“Coming soon” identifies Keyglot roadmap work and is not counted as available today. Features and allowances vary by plan.

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Capability	KeyglotSource-to-delivery workflow	Better i18nBroad developer platform	TolgeeOpen and collaborative localization	LocizeRuntime delivery for web applications	LocalazyIntegration-rich localization
Commercial model
Permanent Free plan	Yes · 500 keys	Yes · 5,000 keys	Yes · 500 keys	Yes · 100K standard downloads	Yes · core localization
Starting paid price	$9.99 / month	$20 / month	€49 / month, billed yearly	$7 / month	$41 / month
Primary pricing units	Projects, keys, locales, members, AI	Projects, keys, AI messages, publishes	Keys, seats, translation credits	Words, languages, namespaces, downloads	Source keys, service credits, online usage
Additional capacity	$5 per additional 1M delivery requestsComing soon	Plan upgrade or custom agreementPlan dependent	Key, seat, and credit add-ons	Usage blocks and plan upgrades	Additional service credits
Developer workflow
Source discovery	CLI and editor source scanning	CLI code scan and health checks	In-context and integration-led discovery	Ecosystem extraction tooling	CLI and framework integrations
Reviewed source-code rewriting	Previewed rewrite with explicit approval	No equivalent workflow documented	No equivalent workflow documented	No equivalent workflow documented	No equivalent workflow documented
CLI and CI	Scan, check, extract, structured CI output	Sync, scan, QA, health reports	CLI and integration automation	CLI and repository synchronization	CLI, API, and build automation
Repository and pull-request sync	PlannedComing soon	Included	Integration-dependentPlan dependent	Repository synchronization	Repository integrationsPlan dependent
Runtime coverage	Web, React, and compatible JavaScript workflows	Web and mobile integrations	Web and mobile integrations	Broad web runtime ecosystem	50+ frameworks, formats, and tools
Translation workflow
AI translation	Character allowance on paid packs	Monthly AI message allowance	Translation-credit allowance	Included credits and bring-your-own accessPlan dependent	Shared service credits
Human review	Reviewable AI drafts before release	Approval and team workflows	Tasks and review workflowsPlan dependent	Review workflowPlan dependent	Review and collaboration workflowsPlan dependent
Glossary and instructions	Managed glossary and project instructions	Glossaries and project context	GlossariesPlan dependent	GlossaryPlan dependent	GlossaryPlan dependent
Automated quality checks	AI placeholder safety; broader checks plannedComing soon	Missing, orphan, placeholder, and sync checks	Quality checksPlan dependent	Style and workflow checksPlan dependent	Quality toolsPlan dependent
Delivery and releases
Hosted and over-the-air delivery	Public and protected translation delivery	Global translation delivery	Content delivery configurationsPlan dependent	Standard, professional, and private delivery	Hosted and over-the-air delivery
Public delivery without a key	Included on every pack	Public documentation does not distinguish access modes	Configuration-dependentPlan dependent	Standard delivery	Integration-dependentPlan dependent
Protected delivery	Starter and abovePlan dependent	Public documentation does not distinguish access modes	Configuration-dependentPlan dependent	Professional and private deliveryPlan dependent	Integration-dependentPlan dependent
Included delivery volume	50K to 10M requests by packComing soon	No public request allowance listed	No public request allowance listed	100K to 15M standard downloads by plan	Usage-based online delivery
Release history and rollback	Immutable versions and independent environment rollback	Version history and rollback	Activity and delivery historyPlan dependent	Version allowance by plan	Releases and versioningPlan dependent
Collaboration
Included seats	1 to 15 by pack; custom on Enterprise	Plan allowancePlan dependent	3 on Free; plan allowance or add-ons	Unlimited users on eligible plansPlan dependent	Unlimited project users on paid plansPlan dependent
Review workflow	Shared editing now; staged workflow plannedComing soon	Team members and approval workflows	Tasks, labels, and granular permissionsPlan dependent	Review workflow and unlimited usersPlan dependent	Unlimited project users on paid tiers
Tasks, comments, and assignments	PlannedComing soon	Team workflowsPlan dependent	Tasks and labelsPlan dependent	Workflow-dependentPlan dependent	Comments and workflowsPlan dependent
Granular roles	PlannedComing soon	Plan-dependent rolesPlan dependent	Granular permissionsPlan dependent	Role controlsPlan dependent	Advanced rolesPlan dependent
Governance
Branch and release workflows	PlannedComing soon	Version history and rollback	BranchingPlan dependent	Branches and versionsPlan dependent	Releases and versioningPlan dependent
Audit history	PlannedComing soon	Enterprise-dependentPlan dependent	Activity trackingPlan dependent	Audit logPlan dependent	Workflow historyPlan dependent
Single sign-on	PlannedComing soon	Enterprise	Eligible plansPlan dependent	Eligible plansPlan dependent	Eligible plansPlan dependent
Self-hosting	No	No	Yes	No	No
Service commitments	Planned for EnterpriseComing soon	Enterprise	EnterprisePlan dependent	EnterprisePlan dependent	EnterprisePlan dependent

Detailed comparisons

Decide from the workflow you actually need.

Keyglot vs Better i18n

A broad developer localization platform with repository sync, agent workflows, content tools, and a generous Free plan.

Best for: Teams that prioritize broad runtime coverage, native repository sync, content management, and agent-assisted workflows today.

Read the comparison

Keyglot vs Tolgee

An established localization platform with open-source deployment, in-context translation, integrations, tasks, and advanced team workflows.

Best for: Teams that require self-hosting, in-context translation, mature collaboration, or a large integration catalog.

Read the comparison

Keyglot vs Locize

A mature runtime localization service built around continuous translation delivery and transparent download allowances.

Best for: Teams deeply invested in its surrounding web localization ecosystem or needing mature usage-based delivery options.

Read the comparison

Keyglot vs Localazy

An integration-rich localization platform combining software translation, team workflows, hosted delivery, and paid translation services.

Best for: Teams needing many framework and file-format integrations, mobile delivery, or optional professional translation services.

Read the comparison

Broader alternatives

Platforms for larger localization operations.

These products address broader enterprise programs, procurement needs, or established translation operations. They are useful reference points, but not direct substitutes for every Keyglot customer.

Lokalise

A higher-budget platform for broad automation, content, workflow, and enterprise programs.

Official pricing

Crowdin

A broad integration platform with hosted-word pricing and organization-scale workflows.

Official pricing

Phrase

A large language platform for advanced translation operations, automation, and governance.

Official pricing

POEditor

A mature online translation editor with collaboration, proofreading, and quality checks.

Official pricing

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