Find answers about Minecho AI

Different membership plans support different file size and duration limits. See the pricing page for details.

Credits are the billing unit for paid tasks. Video translation uses 10 credits per 30 seconds of audio/video (minimum 20). Voice cloning: 3 credits per instant clone. Text-to-speech: 1 credit per 1000 characters for built-in voices (free under 1000); cloned voices: 1 credit per 500 characters (minimum 1). Voiceover: 1 credit per 300 characters (minimum 1). Billing characters: each CJK ideograph counts as 2; other characters count as 1 (e.g. 「你好」= 4). After membership expires, renew within the grace period to keep remaining VIP credits; features follow the free tier during grace; unused VIP credits expire after grace ends.

Check whether your device, browser, or tab is muted first. If the source file contains no human voice, is too quiet, or has audio quality issues, previews or generated audio may also have no sound.

When you purchase a new membership, its credits, benefits, and validity period take effect immediately. Remaining credits in your account are added to the new membership. If you need more credits, you can upgrade your membership or buy a credits package.

Monthly and yearly plans renew automatically through Stripe until you cancel in Manage plan. One-time plans do not auto-renew.

You can apply for it by selecting the corresponding order on the “Orders/Invoices” page. It will be issued and sent to your email within two days.

Membership includes premium features and bundled credits (which expire with membership). After membership expires, renew within the grace period to keep remaining VIP credits; features follow the free tier during grace. Credit packs only top up credits and do not change membership tier; pack credits do not expire.

Failed tasks will be refunded all credits; virtual goods do not support refunds in principle.

Uploading requires a stable network (the speed is mainly related to the local network speed). Please do not leave during uploading, otherwise the network may be interrupted and the upload may fail. You can continue uploading or cancel uploading and try again. It is recommended to use the web version for large files first.

After the task is submitted successfully, it will run automatically in the cloud. You can leave without waiting. You can view and resume the task at any time in "My Creation".

Use clear source audio, review subtitles before synthesis, and use files longer than one minute when possible. For videos with multiple speakers, assign a separate built-in or cloned voice to each speaker instead of using one voice for everyone.

Payments are generally effective immediately after successful payment, with a maximum delay of a few seconds. You can also refresh the “Account” page to check your membership status, or contact customer service for inquiries.

Built-in voices can generally be used commercially, except for voices marked with restrictions. For cloned or imitation voices, you must obtain the necessary rights and permissions.

Use clear, natural speech with only the target speaker. Avoid background noise, echo, reverb, music, and overlapping voices.

Minecho supports 20+ languages and dialects with 100+ built-in voices free to use. Cloned voices can also be used for text-to-speech, with up to 15 languages per cloned voice.

Yes. The system detects and preserves background music while translating speech, which works well for courses, marketing clips, and fan edits.

Yes. After analysis you can review and edit subtitle text, assign a speaker to each line, then submit for synthesis.

A few seconds of clear speech is enough to start. Longer, cleaner samples usually produce more stable results. Use cloned voices in Text to Speech, Video Translation, and Voice Changer.

Only clone voices that you own or have permission to use. Do not clone, publish, or distribute another person's voice without authorization.

Yes. Upload a song, speech track, or video and choose a built-in or cloned voice. Unlike Voice Cloning, this tool converts an existing recording rather than training a new voice model.

We use security measures to protect uploaded files, cloned voices, privacy, and intellectual property. Files can be manually deleted, and expired files are automatically and permanently deleted. See our Privacy Policy for details.

The source file may contain no speech, poor-quality audio, or content that violates the Voice Cloning Terms. In those cases, the voice may fail or be removed automatically.

Pro supports multi-device login. Bind a phone number and set a password on the web version, then sign in with your phone number and password on other computers.

Activation codes are usually rewards for events or can be purchased through customer service.

Credits are rewarded instantly and can be synchronized by refreshing the account page. There may be no rewards if violations such as cheating or bulk accounts are recognized by the system.

If too much risky content is submitted, free credits may be automatically withdrawn by the system (free users only).