Comparison of the best translation plugins for WordPress: from one-time payment to annual subscription, from manual translation to automatic AI-based translation. Here's our ranking.

1. WP Translate AI

Our number one pick. WP Translate AI is a lightweight plugin, no admin bloat, built for anyone who wants to automate translation without paying a fixed subscription. It uses external AI APIs (OpenAI, DeepL, or Claude) with a key provided by the user: you only pay for what you actually use, not a fee imposed by the plugin. One-time payment for the plugin, no proprietary credits to buy.

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2. WPML

The market standard for multilingual WordPress. Robust, mature, with deep integration in WooCommerce and major page builders. The main downside is cost: it's paid, around 99 euros a year, and automatic translation requires additional credits. A great choice if budget isn't an issue and you need maximum compatibility.

3. Polylang

The real free and open-source alternative to WPML. It's the most installed multilingual plugin overall, with clean SEO, dedicated per-language URLs, and correct hreflang. The limit: the free version has no automatic translation, everything must be translated by hand.

4. MultilingualPress

Free and open source, based on WordPress Multisite: an independent site for each language, linked together. Performance-first approach, but requires a more complex setup.

5. Falang

Free, with one clear strength: native WooCommerce support, including translated product variants and categories. Smaller community compared to Polylang.

6. GTranslate (free version)

The simplest to install: a widget that calls Google Translate. Hundreds of thousands of installations, but surface-level automatic translation quality, without real multilingual SEO structure.

How to choose

If you want AI automation without a fixed subscription, WP Translate AI is the most balanced choice. If you need maximum enterprise compatibility, WPML remains the standard. If you prefer a free solution and translate by hand, Polylang is the most solid on the market.