Head-to-head comparison
Aegisub vs Slice Captions
Two of the captioning tools podcasters reach for. Here's how they differ on pricing, features, audience, and the trade-offs that actually matter day-to-day.
Free, advanced subtitle editor with karaoke timing
Best for: Post-production subtitle work with precise timing and ASS karaoke styling
Pixel-perfect burned-in captions with libass-grade typography control.
Best for: Podcast video creators
At a glance
The honest trade-offs
Aegisub
Pros
- Free and open source
- Unmatched ASS and karaoke styling control
- Active again in 2026 with portable builds
Watch-outs
- Dense UI with steep learning curve
- No built-in speech recognition
- Mac builds lag the Windows experience
Slice Captions
Pros
- Word-by-word styling with real typography control
- Flat $14.99/mo, no credit math
- Exports MP4 plus SRT, VTT, CSV, Markdown
Watch-outs
- Captioning only — not a full video editor
- Newer product, smaller community footprint
- Single tier limits enterprise customization
Which one should you pick?
Pick Aegisub if
You’re building around post-production subtitle work with precise timing and ass karaoke styling. Aegisub is the canonical open-source subtitle editor and still the right tool for ASS work — karaoke timing, fansub-grade styling, frame-accurate adjustments. The official repo woke up again in 2026 after years of slow activity, with portable 3.
Pick Slice Captions if
You’re building around podcast video creators. Slice Captions is built for podcasters who care about typography — libass-grade rendering, 27+ fonts, word-by-word styling, multi-speaker detection, and clean H.264 MP4 export alongside all the standard subtitle formats.
Also worth comparing
Or see all Aegisub alternatives.
Frequently asked
What does Aegisub do better than Slice Captions?
Aegisub's standout is "Free and open source". Slice Captions doesn't make that promise — it leans into "Word-by-word styling with real typography control" instead. If the first sentence describes your workflow, pick Aegisub; if the second does, pick Slice Captions.
What are the trade-offs?
Aegisub: dense ui with steep learning curve. Slice Captions: captioning only — not a full video editor. Whether either matters depends entirely on what you actually need — neither is a deal-breaker by itself.
Do they support the same platforms?
Aegisub works on Windows where Slice Captions doesn't. Slice Captions works on Web where Aegisub doesn't. If you're on a specific OS or device, that may decide for you.
Can I use Aegisub and Slice Captions together?
Both are captioning tools so most teams pick one. Some workflows do combine them — for example, using Aegisub for one show or episode type and Slice Captions for another. Worth trying both free tiers before committing.