Advanced Custom Fields Multilingual vs Loco Translate
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| Feature | Advanced Custom Fields Multilingual v2.2.4 · checked 23 Oct 2026 Paid Visit Details | Loco Translate v2.8.9 · checked 23 Oct 2026 Free · ★ 4.8/5 Visit Details |
|---|---|---|
| At a glance | ||
| Active installs | — | 1M+ |
| Last updated | — | September 30, 2026 |
| Editions | Advanced Custom Fields Multilingual ($) | Loco Translate |
| Pros | Per-field translation modes for ACF field groups; Translates ACF strings, taxonomy fields and attachments; Integrates with WPML's translation editor and jobs | In-admin PO editor, no desktop translation tools needed; Extracts strings and builds POT templates from source code; Compiles MO and JSON files without gettext installed; Machine translation through your own API keys |
| Cons | Requires WPML core to be active; Field translation settings take time to set up correctly; Commercial add-on; its licence sits with WPML | Machine translation needs keys from DeepL, OpenAI, Gemini or OpenRouter; Translates interface strings only, not site content; Not a multilingual content plugin; no translated URLs |
| Mentioned in our posts | — | 2 |
| Features (Translation plugins checklist) | ||
| Machine translation | — | Yes |
| Visual editor | — | Yes |
| SEO-friendly URLs | — | No |
| WooCommerce | — | No |
| Free version | — | Yes |
| More features | ||
| Other features | Translation mode per field group ($), Locks custom post type translation settings ($), Translatable taxonomy fields ($), Translatable attachment fields ($), Repeater field handling for translations ($), ACF strings sent to WPML string translation ($), Translation editor job filter for ACF fields ($) | In-admin PO editor, String extraction to POT templates, Native MO compilation, JSON (Jed) file export for script translations, Protected languages directory, WP-CLI commands for extract, fetch and sync, Fetch official translations from translate.wordpress.org |
| Integrations | ||
| Plugins | WPML ($), Advanced Custom Fields ($) | — |
| Other | — | OpenAI, Google Gemini, OpenRouter, DeepL, WordPress.org translations (GlotPress) |
| Requires WordPress | — | 6.6 |
| Requires PHP | — | 7.4 |
| Tested up to | — | 7.1.2 |
| Phones home | No | No |
| External services | — | translate.wordpress.org, api.openai.com, generativelanguage.googleapis.com, openrouter.ai |