Seed Audio vs CastRemix

A side-by-side comparison built from both listings. Blank cells mean the company has not given that detail; we never guess.

Seed Audio compared with CastRemix
Detail	Seed Audio	CastRemix
What it does	Free AI audio generator and text-to-speech tool for creating voiceovers, multi-speaker conversations, music, sound effects, and complete audio scenes	AI video character swap. Give the scene a new lead.
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Freemium	Freemium
Pricing	Free tier available. Monthly plans: Basic $9.9/mo (450 credits, ~15 audio minutes), Pro $19.9/mo (1,200 credits, ~40 audio minutes), Max $49.9/mo (3,600 credits, ~120 audio minutes). Annual plans save up to 50%. Credit packs at 30 credits/min for paid usage. All paid plans include commercial license	Starter: $9.9 USD/month for 500 credits; Creator: $29.9 USD/month for 1,800 credits; Studio: $99.9 USD/month for 6,500 credits. Monthly or yearly plans available with 2 months free on yearly subscriptions. Credits renew automatically each billing period.
Key features	Complete audio scenes with voices, emotion, dialogue, sound effects, music and atmosphere in single generation Multi-speaker dialogue for podcasts, dramas and character scenes Voice-guided creation using reference audio Story voiceovers with narration, emotion, pacing, music and atmosphere Cinematic sound scenes with sound effects, movement and space Max 2 minute audio per generation Pitch, speed and volume adjustment MP3 export and generation history Commercial use license Duration-based billing model	Upload character photo and reference video Video templates for quick remakes Text prompt editor with reference mentions Credit quote before generation Private video storage and downloads Multiple output resolutions Flexible aspect ratios Credits returned on generation failure
What makes it different	One workspace for complete audio creation without separate voice tracks, sound libraries or manual mixing Reference audio guidance to control tone, style, rhythm and atmosphere Generate full audio scenes from single prompt No credit card required to start creating	Reference-led generation with review before final output Clear inputs with honest example verification Private uploads and generated videos Support for multiple reference clips and images
Free plan	Not given	Not given
Open source	Not given	Not given
Platforms	Not given	Not given
Public API	Not given	Not given
Community votes	0	0
DR (Domain Rating by Ahrefs)	19 +1 (up) since last check	Not checked yet no change since last check
Trust Flow (Majestic)	21	0
Citation Flow (Majestic)	12	0
Referring domains (Majestic)	84	1

5 details filled in for both companies.

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