Freedom251 › Text-to-Speech Software
TTS.ai Audio Enhancer
What TTS.ai Audio Enhancer is
TTS.ai Audio Enhancer is a web and API service for improving recorded audio. It removes background noise, clarifies speech, raises audio resolution, and normalizes volume. Controls include denoising, clarity enhancement, super resolution, volume normalization, and light, medium, or aggressive strength settings. Listed models include Fast Denoiser, Resemble Enhance for denoising and dereverberation, and Pro Audio Super Resolution for restoring high-frequency detail. MP3, WAV, FLAC, OGG, and M4A files can be uploaded, with a 30-minute duration limit; the page gives conflicting file-size limits of 500 MB, 2 GB on paid plans, and 50 MB elsewhere. Browser users can compare, download, or reprocess files, while batch enhancement is available through the API. Free access is available, paid plans start at $5 a month, and commercial use is supported.
Who it suits
The enhancer suits podcasters, journalists, creators, and anyone cleaning interviews, calls, lectures, archival recordings, or video tracks. API access supports batch workflows and connections with speech-recognition services.
What it does well
- Noise removal and speech clarity tools
- Super-resolution processing
- Multiple input formats
- Browser preview and reprocessing
- API batch enhancement
What to know first
- Web interface handles one file at a time
- 30-minute duration limit
- Conflicting file-size limits listed
- Free option has short audio limits
Plans
| Plan | Billed and limits | Price |
|---|---|---|
| Free | Basic noise reduction · 30-second audio limit · Fast Denoiser · MP3 output | Free |
| Free Account | 10-minute audio · 15,000 characters · Resemble Enhance · Super Resolution (48kHz) · All output formats | Free |
| Lite | Monthly · 200K chars/mo · All audio tools · API access · 48-hour downloads | $5 a month |
| Starter | Monthly · 500K chars/mo · All audio tools · API access · Up to 7-day downloads · 1 GiB | $9 a month |
| Pro | Monthly · 2M chars/mo · All audio tools · API access · 60 req/min · Up to 30-day downloads · 5 GiB | $29 a month |
| Business | Monthly · 10M chars/mo · All audio tools · API access · Batch API · Up to 30-day downloads · 10 GiB | $99 a month |
| 100K Character Pack | One-time purchase; no subscription · 100K characters | $5, paid once |
| 400K Character Pack | One-time purchase; no subscription · 400K characters | $15, paid once |
As tts.ai lists them, read 11 Oct 2026. The maker's own page has the final word.
Verdict
TTS.ai Audio Enhancer offers browser and API processing with several audio-improvement controls, free access, and paid capacity tiers. Check the page’s differing file-size statements and the limits attached to each plan before processing larger collections.
Facts from TTS.ai Audio Enhancer's own pages
- API access
- Yes · tts.ai, 20 Sept 2026
- Batch processing
- Batch enhancement is available through the API, while the web interface processes one file at a time. · tts.ai, 11 Oct 2026
- Commercial use
- Yes · tts.ai, 20 Sept 2026
- Company and creator
- TTS.ai says it was created by independent developer John Nader and identifies Muddy Holdings LLC in its copyright footer. · tts.ai, 11 Oct 2026
- Cost basis
- The enhancer page says processing uses 2,000 characters per file, and free accounts receive 15,000 characters on signup. · tts.ai, 11 Oct 2026
- Enhancement options
- Its listed controls include denoising, clarity enhancement, super resolution, volume normalization, and light, medium, or aggressive strength settings. · tts.ai, 11 Oct 2026
- Export formats
- WAV · tts.ai, 20 Sept 2026
- Formats and limits
- The page lists MP3, WAV, FLAC, OGG, and M4A input, a 30-minute duration limit, and inconsistent file-size limits of 500 MB (2 GB on paid plans) and 50 MB elsewhere on the same page. · tts.ai, 11 Oct 2026
- Free plan
- Yes · tts.ai, 20 Sept 2026
- Integrations
- The maker says cleaned audio can be used with Whisper, Google STT, and other ASR engines, and offers an API for batch workflows. · tts.ai, 11 Oct 2026
- Intended users
- The maker highlights podcasters, journalists, content creators, and use cases such as interviews, archival audio, calls, video tracks, lectures, and broadcast recordings. · tts.ai, 11 Oct 2026
- Models
- The page describes Fast Denoiser, Resemble Enhance for denoising and dereverberation, and Pro Audio Super Resolution for reconstructing high-frequency detail. · tts.ai, 11 Oct 2026
- Platforms
- web,api · tts.ai, 20 Sept 2026
- Purpose
- The enhancer removes background noise, improves speech clarity, upscales audio resolution, and normalizes volume. · tts.ai, 11 Oct 2026
- Security
- The maker says audio uploads are stored temporarily, deleted within 24 hours, not used for AI training, and encrypted in transit with TLS 1.2+. · tts.ai, 11 Oct 2026
- Paid from
- 5 · tts.ai, 20 Sept 2026
- Support
- The maker provides a contact form and lists [email protected] for direct email support. · tts.ai, 11 Oct 2026
- Voice cloning
- Yes · tts.ai, 20 Sept 2026
- Workflow
- Users can preview and compare enhanced audio in the browser, download it, or reprocess it with different settings at no extra cost. · tts.ai, 11 Oct 2026
Where TTS.ai Audio Enhancer stands on Freedom251
- Text-to-Speech Software#132 of 223
- Text-to-speech tools#156 of 232