{"observation":{"id":"1575678a-35aa-45ae-b535-dbf9251fa99a","tool":"cleanvoice","tool_name":"Cleanvoice","criterion":"handling-different-noise-types","criterion_name":"Handling different noise types","criterion_definition":"Whether the tool performs well on steady noise, intermittent noise, and overlapping speech.","criterion_evidence_type":"transformation","criterion_rank_role":"decisive","criterion_rank_role_reason":"Real-world noise cleanup has to work across steady noise, intermittent noise, and overlapping speech, so this is part of the tool’s actual performance. 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cleanup"]},"tool_page_slug":"cleanvoice","tool_url":"https://aidemos.com/tools/cleanvoice","permalink":"https://aidemos.com/evidence/1575678a-35aa-45ae-b535-dbf9251fa99a","api_url":"https://ai.aidemos.com/v1/observations/1575678a-35aa-45ae-b535-dbf9251fa99a"},"peers":[{"id":"9e5f5e48-5b1d-4073-b0d6-364b9827e509","tool":"adobe-podcast-enhance","tool_name":"Adobe Podcast Enhance","verdict":"worked","score":null,"score_total":null,"note":"Handled continuous environmental noise very well in an AC + fan recording, including breathing noise and a brief unwanted transient.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/adobe-podcast-enhance-ai-demos-direction-ac-and-fan-on-bf9031354d4a.wav","evidence_url":"https://aidemos.com/evidence/9e5f5e48-5b1d-4073-b0d6-364b9827e509"},{"id":"9f9747e3-84b9-46f0-ba64-4cc3c7fa145f","tool":"audo-studio","tool_name":"Audo Studio","verdict":"mixed","score":null,"score_total":null,"note":"Handled steady environmental noise reasonably well, but was weaker on transient noises such as microphone bumps/clicks and startup hiss.","artifact_count":1,"thumbnail":"https://d3epheqghktydj.cloudfront.net/audo-studio-audo-studio-ai-demos-direction-ac-and-fa-09fa2c375aec.mp3","evidence_url":"https://aidemos.com/evidence/9f9747e3-84b9-46f0-ba64-4cc3c7fa145f"},{"id":"245f3860-1b94-4a0f-9aef-661aa380191b","tool":"auphonic","tool_name":"Auphonic","verdict":"worked","score":null,"score_total":null,"note":"Handled multiple indoor noise types well, including continuous mechanical noise from AC and fan, background hiss, breathing noise, and short microphone disturbances.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/cleanvoice-ai-direction-ac-on-fan-off-noise-from-no-6c2d2abb1f58.wav","evidence_url":"https://aidemos.com/evidence/245f3860-1b94-4a0f-9aef-661aa380191b"},{"id":"867c6047-6862-4f8a-be8b-9d7e8bd47e5b","tool":"elevenlabs-voice-isolator","tool_name":"ElevenLabs Voice 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suppressed.","artifact_count":2,"thumbnail":"https://d3epheqghktydj.cloudfront.net/noise-remover-ai-demos-direction-ac-and-fan-on-33719c603492.wav","evidence_url":"https://aidemos.com/evidence/a57b83cf-3302-4329-89a7-93f545548c1d"}],"other_criteria":[{"id":"c22a0eaf-c085-4b15-82b7-29a2560f00d4","criterion":"noise-removal-effectiveness","criterion_name":"Noise removal effectiveness","rank_role":"decisive","verdict":"worked","score":null,"score_total":null,"note":"Removed AC noise, fan noise, breathing noise, and microphone noise around 0:24–0:25, leaving the background almost completely eliminated.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/c22a0eaf-c085-4b15-82b7-29a2560f00d4"},{"id":"36194869-9d16-4450-b787-2357d386afbd","criterion":"voice-preservation","criterion_name":"Voice preservation","rank_role":"decisive","verdict":"struggled","score":null,"score_total":null,"note":"Kept speech clear and understandable, but noticeably changed the speaker's tone and character; the processed voice sounded different from the source.","artifact_count":1,"evidence_url":"https://aidemos.com/evidence/36194869-9d16-4450-b787-2357d386afbd"}],"appears_in":[{"page_type":"ranking","slug":"background-noise-removal","title":"Best AI Tools to Remove Background Noise from Audio and Video 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handled steady AC and fan hum well, but was less effective on short-duration noises, microphone interference, and hiss artifacts."},{"id":"a57b83cf-3302-4329-89a7-93f545548c1d","tool":"noise-remover","tool_name":"Noise Remover","verdict":"struggled","score":null,"score_total":null,"note":"Handles steady mechanical noise well, but two short microphone spikes at about 0:01 and 0:24 remain clearly audible, so transient noise is only partly suppressed."}]}