Captions Generator vs Z-Image

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

Captions Generator compared with Z-Image
Detail	Captions Generator	Z-Image
What it does	AI caption and subtitle generator that adds captions to videos in seconds with no watermark	Free AI image generation platform with lightning-fast creation
Stage	Not given	Not given
Founded	Not given	Not given
Based in	Not given	Not given
Pricing model	Not given	Freemium
Pricing	Free: 30 minutes of captions per month, 1080p MP4 export up to 3 minutes, 8 caption styles, SRT/VTT/TXT downloads up to 30 minutes, free translation into 100+ languages. Pro: $6.99/month (limited-time price, normally $9.99) or $59/year, unlimited captions on videos up to 90 minutes, all 22 caption s	Free: 10 credits per day. Premium: $7/month (2,000 credits per month) or $2.45 per 1,000 credits annually. Elite: $12/month (5,000 credits per month) or $1.98 per 1,000 credits annually. Video Pro: $50/month (25,000 credits per month for video generation). Pay as you go also available at $3.50 per 1
Key features	Automatic speech transcription in 100 languages with automatic language detection SRT, VTT and TXT subtitle file downloads Free translation into 100+ languages Copy caption style from screenshot functionality Bilingual captions showing two languages simultaneously on Pro Video processing entirely in browser with audio-only server transmission for privacy Word-level timing synchronization for precise caption timing	AI Image Generation from text prompts 4K print-quality output Bilingual prompt support in English and Chinese Image editing with natural language Prompt extraction from images Creative Engine for prompt expansion Multiple AI models including GPT Image 2 and Qwen Image 3 Video generation with AI Hundreds of artistic styles 2-5 second generation speed
What makes it different	Fastest among 10 tested caption tools, 6.7× faster than CapCut and 4.7× faster than VEED Highest accuracy with 5.7% word error rate in October 2026 accuracy test of 8 caption tools Video stays entirely private with only audio sent for transcription	Lightweight 6B parameter model optimized for fast generation 37% better Chinese language accuracy than alternatives DiT architecture optimization for flagship quality Open-source model that can run locally Actually free with transparent pricing and clear safety rules
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)	27 −1 (down) since last check	30 no change since last check
Trust Flow (Majestic)	13	13
Citation Flow (Majestic)	28	31
Referring domains (Majestic)	55	158

4 details filled in for both companies.

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