Tolgee
Tolgee is an open-source localization platform that lets software teams translate web, mobile, and game applications via in-context editing and AI-assisted translation, serving developers, product teams, and game studios with SDKs, a Figma plugin, and cloud or self-hosted deployment.
- Company typePrivate
- Founded2021
- HeadquartersBrno, Czechia
- Headcount1–10
- GTM typeB2B
- OfferingSoftware
What Tolgee does
Tolgee is an open-source, developer-first localization platform that enables software teams to translate web, mobile, and game applications without routing every text change through engineering. Founded in 2021 in Brno, Czech Republic, and operating as Tolgee s.r.o., the company provides a central web-based platform (available as cloud SaaS or self-hosted) paired with native SDKs for React, Angular, Vue.js, Svelte, Next.js, iOS, Android, Flutter, and Unreal Engine, plus a Figma plugin, REST API, CLI tool, and Chrome extension. Its signature in-context translation feature lets non-technical users modify texts directly in the running application via Alt/Option-click, eliminating the spreadsheet-based translation handoff that dominates the legacy localization workflow.
The platform is differentiated by AI-powered translation that ingests visual context from screenshots alongside project and key descriptions, supports multiple LLM and MT providers (OpenAI/ChatGPT, Claude, AWS Translate, Google Translate, DeepL), and exposes an AI Playground for prompt customization with Basic and Advanced modes. Tolgee sells primarily through product-led growth: a free tier (10,000 MT credits, 500 keys, 3 seats) drives self-serve sign-ups, with quote-based enterprise plans and a separately licensed Enterprise Edition for commercial self-hosted deployments. Customer segments include software developers, product teams, software agencies, and game developers, with case studies ranging from education startups (Curipod, Scio) to climate nonprofits (Climate Fresk). The company holds ISO 27001 certification and is GDPR compliant, with payments processed by Stripe and infrastructure hosted on Microsoft Azure and AWS.
Tolgee monetizes through subscription SaaS (cloud) and self-hosted enterprise licenses, with 40,000+ users worldwide and 50,000 weekly npm downloads of its React SDK as of late 2025. Recent strategic emphasis has been on (a) expanding into adjacent verticals such as gaming via its Unreal Engine plugin, (b) broadening upstream into design workflows through the Figma plugin, and (c) positioning as an AI-native platform through MCP integration and a plugin system architecture introduced in 2026. The company has not disclosed external funding and appears bootstrapped, with reported 2.9x ARR growth in the trailing year ending March 2026.
Tolgee firmographics
Firmographics- Name
- Tolgee
- Legal name
- Tolgee s.r.o.
- Website
- https://tolgee.io
- Company type
- Private
- Founded year
- 2021
- Operating status
- Operating
- Headcount range
- 1–10 employees
- Short description
- Tolgee is an open-source localization platform that lets software teams translate web, mobile, and game applications via in-context editing and AI-assisted translation, serving developers, product teams, and game studios with SDKs, a Figma plugin, and cloud or self-hosted deployment.
- Ownership category
- akta.pro rank
Where Tolgee is headquartered
LocationHeadquarters
- HQ city
- Brno
- HQ country
- Czechia
- HQ region
- Europe
Offices1 record
Markets served
Tolgee business model
Business model- GTM type
- B2B
- Offering type
- Software
- Cost components
- Technology or R&D, Personnel, Infrastructure, Marketing or Sales, Operations
Revenue model
- SaaS Subscription (Cloud): Cloud-hosted platform with tiered subscription plans based on MT credits, translation keys, and seat limits. Free tier available with limited features.
- Self-hosted License: Self-hosted deployment with enterprise license for commercial use. EE License for non-commercial use of enterprise features.
- Freemium Tier: Free tier with 10,000 MT credits, 500 keys, and 3 seats to drive adoption and conversion to paid plans.
Pricing tiers
| Model | Billing | Price |
|---|---|---|
| Freemium | Monthly | Free - Basic localization for small projects |
| Subscription | Annual | Paid plans (unspecified tiers) |
Go-to-market motion2 records
Distribution channels3 records
Marketing channels5 records
Tolgee product offering
Product offeringCore offering
Tolgee provides an open-source, web-based localization platform that lets developers and translators localize software directly in the running application via in-context translation and AI-assisted translation with visual context. The platform is delivered as a cloud SaaS (Tolgee Cloud) or as a self-hosted deployment, supported by SDKs for JavaScript frameworks (React, Angular, Vue.js, Svelte, Next.js), mobile (iOS, Android, Flutter), Unreal Engine, and a Figma plugin for design-stage localization.
Product overview
Tolgee is an open-source localization platform with a modular architecture consisting of the core Tolgee Platform (available as Cloud SaaS or Self-hosted), paired with SDKs for JavaScript/React/Angular/Vue/Svelte/Next.js, iOS, Android, and an Unreal Engine plugin. The platform integrates natively with Figma via a dedicated plugin and provides a Chrome extension for developer tools. Key features include AI-powered translation (using ChatGPT, Claude, AWS Translate, Google Translate, DeepL), in-context translation directly in applications, Translation Suggestions for controlled collaboration, Glossaries for terminology management, and the newly introduced MCP integration for AI assistant workflows. A REST API and CLI tool enable programmatic access and automation.
Differentiator
Problem solved
Functional benefit
Products and services
- Tolgee Platform Central web-based localization management platform for managing translation projects, keys, languages, team members, glossaries, translation suggestions, and AI translation features. Available as Cloud (SaaS) or Self-hosted deployment with EE License for commercial use.
- Tolgee Figma Plugin Figma plugin enabling designers to prepare localization-ready assets with variables (ICU syntax), plurals, and standardized key names, and to sync with the Tolgee platform. Supports text formatting with HTML tags.
- Tolgee Unreal Engine Plugin Native Unreal Engine plugin integrating Tolgee with the engine's Localization Dashboard. Supports Push/Pull translation sync, hot-reload during Play-in-Editor, and over-the-air translation updates for packaged games without requiring new builds.
- Tolgee Tools Chrome Extension Chrome extension enabling one-click screenshot generation for translation keys, in-context translation on production sites, and developer tool integration with the Tolgee platform.
- Tolgee MCP (Model Context Protocol) MCP server integration enabling AI assistants to interact with Tolgee's localization capabilities for automated translation management and AI-powered localization workflows.
Quantifiable outcome
- 40,000+ users worldwide trust Tolgee for their localization needs
- +4 more outcomes
Companies that use Tolgee
Customer profileNamed customers5 records
Segments4 records
Ideal customer profiles3 records
Tolgee technology and API
TechnologyTechnology focussed Yes
API detail
- Has API
- Yes
- API docs
- API detail
Core technology
AI maturity
App detail
Integration18 records
AI capability4 records
Feature6 records
Tolgee partnerships and signals
Strategic signalPartnerships
14 partnerships are on record, tiered core.
- ReactcoreNative SDK integration with React framework. Official @tolgee/react npm package with 50,000 weekly downloads.
- AngularcoreOfficial Angular SDK for Tolgee integration.
- Vue.jscoreOfficial Vue.js SDK integration for Tolgee localization.
- SveltecoreOfficial Svelte SDK for Tolgee integration.
- Next.jscoreNext.js integration support for Tolgee localization.
- FigmacoreOfficial Figma plugin enabling designers to preview translations, set variables, and handle plurals directly in Figma.
- Unreal EnginecoreNative Unreal Engine plugin available on Fab marketplace. Integrates with Localization Dashboard, supports hot-reload translation and over-the-air updates.
- OpenAI (ChatGPT)coreMachine translation provider integrated into Tolgee AI Translator. ChatGPT used for context-aware AI translations.
- AWS TranslatecoreMachine translation provider option for Tolgee AI Translator.
- Google TranslatecoreMachine translation provider option for Tolgee AI Translator.
- DeepLcoreMachine translation provider option for Tolgee AI Translator.
- Microsoft AzurecorePrimary cloud infrastructure provider for Tolgee SaaS. Core compute and databases hosted on Azure with ISO 27001 and SOC 2 certifications.
- Amazon Web Services (AWS)coreAWS used for object storage and transactional emails via Amazon SES. Both providers hold ISO 27001 and SOC 2 certifications.
- StripecorePayment processing partner for subscriptions and billing. Handles payment cards securely per PCI DSS standards.
Scale indicators8 records
Recent moves6 records
Expansion highlights5 records
Tolgee competitors and assessment
Company assessmentDirect peers
- Crowdin: Direct competitor offering a cloud-based localization management platform with similar developer and translator workflows. Crowdin and Tolgee both target SaaS and open-source models with TMS, MT integration, and developer SDKs.
- Lokalise: Closest direct competitor with a developer-first TMS, in-context translation, OTA updates, and a similar target market of engineering teams localizing web and mobile apps.
- Phrase: Major TMS competitor serving enterprises and mid-market with translation memory, MT integration, and developer APIs. Direct overlap on platform features and customer base.
- Transifex: Direct peer in cloud-based localization management, with similar developer SDKs, MT provider integrations, and target customers (digital product teams, software companies).
- POEditor: Direct competitor in the developer/SMB localization tooling space, with cloud TMS, translation memory, and freemium pricing similar to Tolgee's model.
Broad incumbents
- Smartling: Larger, enterprise-focused localization platform offering TMS plus human translation services and broader content localization. Competes for the same enterprise deals Tolgee targets with its ISO 27001 posture.
Emerging players
- Localazy: Smaller, developer-focused PLG localization platform with similar SDKs and self-serve onboarding. Comparable go-to-market motion and target audience as Tolgee.
- Locize: Developer-focused localization service with continuous translation workflows and i18next integration. Direct overlap on JS ecosystem tooling and developer personas.
Others
- i18next: Open-source internationalization framework widely used in JS applications. Functions as a complementary/integrated technology rather than a direct competitor, but many developers evaluate Tolgee alongside i18next-based stacks.
- Contentful: Headless CMS platform that includes localization capabilities for content workflows. Adjacent rather than direct competitor, but overlapping enterprise buyers evaluating localization solutions.
Market position
Strengths5 records
Weaknesses5 records
Competitive moat4 records
Key risks6 records
Key highlights7 records
Customer concentration
Tolgee social profiles
Digital presenceTolgee compliance and trust
Trust signalCompliance3 records
Tolgee financial estimates
Financial estimateRevenue estimate
Valuation estimate
Tolgee leadership team
Management profileNumber of profiles
Profiles3 records
Tolgee funding detail
Funding detailFunding overview
Funding rounds
Investors
Funding detail is available on the Subscription and Enterprise plan.Contact sales →
Tolgee M&A and investment
M&A and investmentM&A
Investments
M&A and investment is available on the Subscription and Enterprise plan.Contact sales →
Frequently asked questions about Tolgee
What does Tolgee do?
Tolgee provides an open-source, web-based localization platform that lets developers and translators localize software directly in the running application via in-context translation and AI-assisted translation with visual context. The platform is delivered as a cloud SaaS (Tolgee Cloud) or as a self-hosted deployment, supported by SDKs for JavaScript frameworks (React, Angular, Vue.js, Svelte, Next.js), mobile (iOS, Android, Flutter), Unreal Engine, and a Figma plugin for design-stage localization.
Is Tolgee a public or private company?
Tolgee is a private company. It is classified as founder individual operated bootstrapped and is currently operating.
When was Tolgee founded?
Tolgee was founded in 2021. It employs 1 to 10 people.
Where is Tolgee based?
Tolgee is headquartered in Brno, Czechia, in the Europe region.
How does Tolgee make money?
Three revenue lines are on record. SaaS Subscription (Cloud) is the primary driver. The others are self-hosted License and freemium Tier.
Who are Tolgee's main competitors?
Direct peers on record are Crowdin, Lokalise, Phrase, Transifex and POEditor. Smartling is listed as a broad incumbent. Emerging players are Localazy and Locize. Others are i18next and Contentful.
Does Tolgee have an API?
Yes. Tolgee provides a REST API for integrating localization into applications. The API supports import/export of translation files, screenshot upload, translation management, and project administration. Available for both Cloud and Self-hosted versions. Developer documentation is at docs.tolgee.io/api.