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End-to-end localization & translation services for global growth powered by AI.

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Reviews onG2Capterra
727 reviews tracked

The Bottom Line

Entry price

Paid plans only

Biggest pro

Translation management

Biggest con

Very expensive

TL;DR - Smartling

  • AI-powered translation and localization platform for various content types.
  • Automates up to 99% of the translation process with 50+ integrations and APIs.
  • Combines AI with human linguists for quality assurance and offers robust security compliance.
Pricing: Paid only
Best for: Enterprises & pros
4.1/5 across review platforms

What is Smartling?

Editorial review
Smartling is an AI-powered translation system that provides end-to-end localization and translation services. It leverages AI to select appropriate translation models, apply context automatically, and continuously improve quality as content scales. The platform is designed to unify translation efforts across various content types, including marketing content, websites, help centers, learning & development materials, and software/mobile applications. Smartling offers extensive automation capabilities, integrating with over 50 pre-built connectors, APIs, and a translation proxy to connect with existing tech stacks. It centralizes translation efforts with unlimited users and in-platform collaboration tools, while also providing built-in review workflows, quality scoring, and reporting. The service combines AI translation with professional linguists and project managers to review output, manage exceptions, and guarantee quality, offering a starting cost of $0.005 per word and claiming significant cost savings and automation rates. It is suitable for global brands looking to streamline their localization process, reduce costs, and accelerate content delivery across multiple languages and regions. Smartling supports a wide range of file types and content formats, including JSON, XML, HTML, Microsoft Word, Excel, PDFs, and mobile app strings. It integrates with popular CMSs (WordPress, Adobe Experience Manager, Contentful), CRMs (Salesforce, Zendesk), marketing tools (Marketo, HubSpot), and code repositories (GitHub, Bitbucket). The platform also boasts strong security and compliance, adhering to PCI, SOC 2, HIPAA, GDPR, HITRUST, and various ISO certifications.

Available on: Web

Pros & Cons

Pros

  • Translation management
  • Good quality
  • Enterprise ready
  • Active development
  • Good integrations

Cons

  • Very expensive
  • Complex pricing
  • Learning curve
  • Enterprise focus
  • Better for large scale

Ratings Across the Web

4.1(727 reviews)

Smartling holds an aggregate rating of 4.1 out of 5 from 727 reviews across G2 and Capterra, last checked August 23, 2026.

Ratings aggregated from independent review platforms. Learn more

Key Features

Translation managementAI translationLocalization workflowCAT toolsQuality assuranceCMS integration

Pricing Plans

Free Trial

Pricing checked Aug 21, 2026

Core

$500/month

  • 1 user
  • Up to 50,000 words/month
  • Translation management
  • Visual context

Enterprise

$2,500/month

  • 10 users
  • Up to 500,000 words/month
  • Custom workflows
  • API access

Custom

  • High-volume translation
  • 5M+ words/month
  • Enterprise security
  • Dedicated support

Is Smartling worth the price?

55/100

Smartling is a premium enterprise TMS with no published list prices, most buyers negotiate custom annual contracts ranging from $20K-$60K/year for small teams to $200K+ for large enterprises.

The platform fee covers the TMS, workflow automation, and integrations, while translation services are charged per-word on top ($0.0075/word for MT up to $0.20/word for human translation). The Core plan is free to start, which lowers the barrier to evaluation, but serious use requires an Enterprise contract.

The per-word rates are competitive individually, but the total cost of ownership is high: a company translating 1M words/year into 5 languages at the AI Human rate ($0.12/word) would pay $600K in translation alone, plus platform fees. Smartling makes sense when you need a single platform for translation memory, workflow automation, and quality assurance at scale, but smaller teams should strongly consider Lokalise or Crowdin first.

Hidden Costs & Gotchas

Platform fees are separate from translation costs. The annual subscription covers TMS access, but every word translated incurs additional per-word charges. Budget both components.

The Core plan limits translation memory to 180 days. After that, your TM data is purged, forcing you to re-translate previously completed work unless you upgrade to Enterprise with unlimited TM storage.

Per-language fees reportedly add ~$2,000/language on some plans. Adding a 6th or 7th target language can cause a significant cost jump that is not obvious from initial quotes.

Connector/integration setup for CMS platforms (WordPress, Contentful, etc.) may require professional services at additional cost. The Enterprise plan includes more connectivity options but setup is not always self-service.

Smartling uses seat-based pricing on some tiers. Adding project managers, reviewers, or translators can increase your platform fee beyond the initial quote.

Volume commitments are common in contracts. If you commit to 1M words/year and only translate 600K, you still pay for the committed volume. Over-estimating locks you into higher spending.

How Smartling Compares to Competitors

Lokalise is Smartling main challenger, offering a more transparent pricing model with no per-seat or per-language charges and higher G2 ratings for ease of use (9.0 vs 8.7) and support quality (9.6 vs 9.1). Crowdin stands out by including AI translation at no extra cost, a significant advantage over Smartling per-word MT charges.

Phrase (formerly Memsource) offers published pricing and strong TMS capabilities, positioning between Crowdin affordability and Smartling enterprise features. Transifex targets developer-centric workflows with GitHub/GitLab integrations. The fundamental difference: Smartling bundles TMS + translation services into one vendor, while competitors typically separate platform fees from translation costs, giving you more flexibility to use your own translators or agencies.

How Smartling's pricing compares

At $500/mo, Smartling is the most premium of its 4 direct competitors.

Smartling
$500

Entry paid plan, monthly. Pricing checked Aug 21, 2026.

Reviews

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4.1/5

Across 727 verified user reviews on G2, Capterra

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Smartling FAQ

How does Smartling streamline localization for global brands?

Smartling provides end-to-end localization and translation services, leveraging AI to select translation models and apply context automatically. It unifies translation efforts across various content types, helping global brands accelerate content delivery and reduce costs.

Which teams benefit most from using Smartling?

Smartling is best suited for large-scale enterprise teams that require extensive localization capabilities for a wide range of content. It supports marketing, product development, customer support, and learning & development teams in managing global content.

How does Smartling compare to a competitor like Crowdin?

Smartling offers an end-to-end AI-powered translation system with professional linguist oversight, whereas Crowdin also focuses on localization management. Smartling emphasizes its unified platform for various content types and strong enterprise-grade security and compliance.

What kind of content and file types can Smartling translate?

Smartling supports a wide array of content formats and file types, including JSON, XML, HTML, Microsoft Word, Excel, and PDFs. It also integrates with popular CMS, CRM, marketing tools, and code repositories for comprehensive content coverage.

How is Smartling priced?

Smartling is a paid product without a permanently free tier, offering a starting cost per word. Its pricing model is described as complex, reflecting its enterprise focus and extensive features for large-scale operations.

What are the main trade-offs when considering Smartling?

Smartling has a complex pricing structure and a learning curve due to its comprehensive features. It is also designed with an enterprise focus, making it better suited for large-scale localization needs rather than smaller projects.

Can Smartling integrate with existing technology stacks?

Yes, Smartling offers extensive automation capabilities through over 50 pre-built connectors, APIs, and a translation proxy. It integrates with popular platforms like WordPress, Adobe Experience Manager, Salesforce, Zendesk, GitHub, and Bitbucket.

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