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| Main | | | | | | | | | | | | 2013 | 2/12/2024 | | |
| | Inception | Technology | Site | People | Cost/month | Credits | Price/hour | Price/1k | Financing | Notes | SW 28day | SW 28day | Ping: My name is dog. | First Paragraph Moby Dick |
| ElevenLabs | 2022 | Tortoise | www.elevenlabs.io | Piotr Dabkowski, Mati Staniszewski | 330 | 40 hours /2m chars | 8.25 | 0.18 | 119m | | 11.71 | 17.22 | 845 | 14106.5 |
| Speechify | 2017 | Unclear | www.speechify.com | Cliff Weitzman, Tyler Weitzman | 384 | 100 | 3.84 | N/A | | Has celebrities? Accepts SSML, Spanish, German. Impossible to sign up. | 5.979 | 6.137 | N/A | N/A |
| MURF.ai | 2020 | | www.murf.ai | Ankur Edkie, Divyanshu Pandey, Sneha Roy | 39 | 4 hours | 9.75 | 0.19 | 11.5m | | 2.595 | 2.018 | N/A | N/A |
| Play.ht | 2022 | Tortoise | www.play.ht | Hammad Syed, Mahmoud Felfel | 999 | 225 hours | 4.44 | 0.1 | 1.0m | | 2.012 | 1.927 | 6544.75 | 66042.5 |
| Lovo | | | www.lovo.ai | | 149 | 20 hours | 7.45 | 0.075 | | very slow. | 0.960937 | 0.792118 | 12520 | 222955 |
| Resemble AI | | | www.resemble.ai | | 0.006 | 1 second | 21.599999999999998 | 0.0891 | | | 0.918881 | 0.490711 | 1059 | 5612 |
| WellSaid Labs | 2018 | Tacotron and pushed it even further | www.wellsaidlabs.com | Matt Hocking, Michael Petrochuk, Martin Ramirez | 99 | 750*5000, 3.75m | 1.32 | cringe | 10m | Q322 30k hours of voice content, Martin Ramirez. Allen AI spinout. Runs on a CPU!? "Using 20 hours of data per person" | 0.294415 | 0.345982 | N/A | N/A |
| Voiceovermaker | | WaveNet | www.voiceovermaker.io | | 36 | 300k chars, 6 hours | 6 | 0.11333333333333333 | | | 0.065216 | 0.320533 | | |
| Voiser | | | www.voiser.net | | 162 | 1m chars (20 hours) | 8.1 | 0.18 | | | 0.363202 | 0.181765 | | |
| Coqui | 2020 | Tortoise | www.coqui.ai | Eren Golge, Reuben Morais | 175 | 180k seconds; 50 hours low quality, 25 hours high quality | 7 | 0.14 | 3.3m | | 0.267867 | 0.12159 | RIP | RIP |
| Synthesys | | | www.synthesys.io | | 119 | 30 hours | 3.966666666666667 | | | | 0.119672 | 0.108222 | | |
| DeepDub | 2019 | | www.deepdub.ai | | 199 | 4 hours | 49.75 | | 20m | | 0.032071 | 0.092105 | | |
| Replica Studios | | | www.replicastudios.com | | 36 | 4 hours | 9 | | | Australia | 0.130269 | 0.090467 | | |
| Neets.ai | 2023 | Multiple | www.neets.ai | | | | | 0.001 | 2.5m | | | 0.064905 | 150.75 | 867 |
| Unrealspeech | 2022 | | www.unrealspeech.com | Eric | 4999 | 625m chars, 12.5k hours | 0.4 | 0.0079 | | No cloning, a little robotic, but great. | 0.016398 | 0.034521 | | |
| Rime | 2021 | Unclear | www.rime.ai | Lily Clifford | 75 | 1m chars (20 hours) | 3.75 | 0.075 | 3.1m | | 0.005174 | 0.005174 | 370 | 2822 |
| LMNT | | | www.lmnt.com | | 7 | 30k chars, 0.6hrs (35min?) | 11.666666666666668 | | | 10/mo/clone | | 0.009794 | | |
| Gemelo.ai | | | www.gemelo.ai | | 99 | 24 hours | 4.166666666666667 | | | | | | | |
| OpenAI (tts-1) | | | www.openai.com | | | | | 0.015 | N/A | | | | 821.3333333333334 | 10869.333333333334 |
| OpenAI (tts-1-hd) | | | www.openai.com | | | | | 0.03 | N/A | | | | 1309 | 11126.5 |
| Amazon Polly (standard) | | | aws.amazon.com | | | | | 0.004 | N/A | | | | 91 | 783 |
| Amazon Polly (neural) | | | aws.amazon.com | | | | | 0.016 | N/A | | | | 140 | 2449 |
| Narakeet | | | | | | | | | | | | 3.25 | | |
| Descript | | | | | | | | | | | | 2.221 | | |
| Rask.ai | | | | | | | | | | | | 1.155 | | |
| Typecast | | | | | | | | | | | | 0.464106 | | |
| Google TTS | | | cloud.google.com | | | | | 0.004 | N/A | | | | 157 | 1525 |
| Azure (Neural) | | | https://azure.microsoft.com/en-us/pricing/details/cognitive-services/speech-services/ | | | | | 0.015 | N/A | | | | 465 | 2342 |
| Balabolka | | | | | | | | | | | | | | |
| Voice Dream Reader | | | | | | | | | | | | | | |
| | | | | | | | | | | | | | | |
| Non-TTS, no API or 1st-gen | | | | | | | | | | | | | | |
| IBM Watson | | | | | 20 | 1m chars (20 hours) | 1 | | N/A | very low quality | | | | |
| iFlyTek | | | | | | 1m API calls for $1400 | N/A | | N/A | very low quality | | | | |
| Voice.ai | | | | | | | | | | | 1.986 | Voice changer, not TTS | | |
| Runway | | | | | | | | | | text-to-video only | | | | |
| Respeecher | 2018 | | | Alex Serdiuk | 0.09 | 1 second | 323.99999999999994 | | 1.5m | | 0.109024 | wtf price, no API | | |
| Voicemod | | | www.voicemod.net | | | | | | | | 3.267 | real-time voice changer | | |
| Speechki | | | | | 99 | 10k characters | | | | 120/hr for an audiobook, no API | | | | |
| SpeechElo | | | | | | | | | | download only | | | | |
| Speechmatics | | | | | | | | | | transcription (STT) only | | | | |
| Uniphore | | | | | | | | | | ASR suite | | | | |
| Aiola | | | | | | | | | | STT | | | | |
| Wiz.ai | | | | | | | | | | no api, talkbot for customer service | | | | |
| Coachvox AI | | | | | | | | | | | | | | |
| Revoicer | | | | | 67 one-time | 600k chars/mo | | | | | | | | |
| Rephrase AI | | | | | | | | | | text-to-video | | | | |
| Voicify | | | | | | | | | | | 1.559 | no API? | | |
| Audiostack.ai | | | | | | | | | | | | | | |
| ttsconverter.io | | | | | | | | | | | 0.020636 | | | |
| ttsfree.com | | | | | | | | | | | 0.896799 | | | |
| ReadSpeaker | | | | | | | | | | | 0.658545 | | | |
| iSpeech | | | www.ispeech.org | | | | | | | | | | | |
| Vocalware | | | https://www.vocalware.com/index/pricing | | | | | | | | | | | |
| Astica.ai | | | | | 0.00008 | 1 word | 20 | | | | | | | |
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| Narakeet | | | | | | | | | | | | | | |
| Speechgen | | | | | | | | | | | | | | |
| Voiser | | | | | | | | | | | | | | |
| aiVoov | | | | | | | | | | | | | | |
| Fliki | | | | | | | | | | | | | | |
| Synthesia | | | | | | | | | | | | | | |
| Speakatoo | | | | | | | | | | | | | | |
| TTSFree | | | | | | | | | | | | | | |
| Listnr | | | | | | | | | | | | | | |
| speechki | | | | | | | | | | | | | | |