Universal-3 Pro by AssemblyAI vs WhisperAPI vs Speechmatics | AI Voice Agents vs TranscribeToText.AI

Which one fits you in 2026? Traffic, pricing, input → output, tasks and community side by side.

Your tool
Universal-3 Pro by AssemblyAI
vs
Competitor 1
WhisperAPI
Competitor 2
Speechmatics | AI Voice Agents
Competitor 3
TranscribeToText.AI
Compare
4 tools · best value per row highlighted
Your tool Universal-3 Pro by AssemblyAI
assemblyai.com
Speech-to-text API built for accuracy at scale
Remove
Competitor WhisperAPI
whisper-api.com
WhisperAPI lets you upload 10GB video files
Make main Remove
Competitor Speechmatics | AI Voice Agents
speechmatics.com
Sub-second speech-to-text across 55+ languages with AI voice agents
Make main Remove
Competitor TranscribeToText.AI
transcribetotext.ai
You land on the homepage and immediately see upload options scattered across different use cases
Make main Remove
Traffic estimated monthly website traffic
Monthly visits
457.8Kvisits/mo
27.3Kvisits/mo
276.5Kvisits/mo
117.5Kvisits/mo
MoM change
▼ 12.0%
▲ 10.3%
▼ 8.9%
▼ 8.1%
6-month growth
-16.3%
+41.8%
+26.7%
-41.5%
Global rank web
#87,404
#1,130,497
#155,675
#249,275
Avg. last 3 months
518.4K
25.6K
278.4K
114.8K
Bounce rate lower is better
37%
40%
43%
38%
Pages / visit
4.0
1.7
3.2
4.7
Visit duration
3m 12s
14s
1m 55s
3m 29s
Traffic sources
● Direct 91% · ● Referral 8%
—
● Direct 87% · ● Referral 12%
● Direct 90% · ● Referral 6%
Universal-3 Pro by AssemblyAIWhisperAPISpeechmatics | AI Voice AgentsTranscribeToText.AI
0157.2K314.4K471.5K628.7KUniversal-3 Pro by AssemblyAI · 568.9KUniversal-3 Pro by AssemblyAI · 565KUniversal-3 Pro by AssemblyAI · 595.5KUniversal-3 Pro by AssemblyAI · 506.7KUniversal-3 Pro by AssemblyAI · 547.2KUniversal-3 Pro by AssemblyAI · 590.1KUniversal-3 Pro by AssemblyAI · 628.7KUniversal-3 Pro by AssemblyAI · 577KUniversal-3 Pro by AssemblyAI · 520.4KUniversal-3 Pro by AssemblyAI · 457.8KWhisperAPI · 17.8KWhisperAPI · 25.7KWhisperAPI · 26.6KWhisperAPI · 19.2KWhisperAPI · 23.8KWhisperAPI · 25.8KWhisperAPI · 24.8KWhisperAPI · 24.7KWhisperAPI · 27.3KSpeechmatics | AI Voice Agents · 170.8KSpeechmatics | AI Voice Agents · 190.6KSpeechmatics | AI Voice Agents · 185.2KSpeechmatics | AI Voice Agents · 218.3KSpeechmatics | AI Voice Agents · 202KSpeechmatics | AI Voice Agents · 206.5KSpeechmatics | AI Voice Agents · 255.1KSpeechmatics | AI Voice Agents · 303.5KSpeechmatics | AI Voice Agents · 276.5KTranscribeToText.AI · 98.1KTranscribeToText.AI · 159.6KTranscribeToText.AI · 142.5KTranscribeToText.AI · 200.7KTranscribeToText.AI · 197.2KTranscribeToText.AI · 103.4KTranscribeToText.AI · 99.1KTranscribeToText.AI · 127.8KTranscribeToText.AI · 117.5K10K100K1MUniversal-3 Pro by AssemblyAI · 568.9KUniversal-3 Pro by AssemblyAI · 565KUniversal-3 Pro by AssemblyAI · 595.5KUniversal-3 Pro by AssemblyAI · 506.7KUniversal-3 Pro by AssemblyAI · 547.2KUniversal-3 Pro by AssemblyAI · 590.1KUniversal-3 Pro by AssemblyAI · 628.7KUniversal-3 Pro by AssemblyAI · 577KUniversal-3 Pro by AssemblyAI · 520.4KUniversal-3 Pro by AssemblyAI · 457.8KWhisperAPI · 17.8KWhisperAPI · 25.7KWhisperAPI · 26.6KWhisperAPI · 19.2KWhisperAPI · 23.8KWhisperAPI · 25.8KWhisperAPI · 24.8KWhisperAPI · 24.7KWhisperAPI · 27.3KSpeechmatics | AI Voice Agents · 170.8KSpeechmatics | AI Voice Agents · 190.6KSpeechmatics | AI Voice Agents · 185.2KSpeechmatics | AI Voice Agents · 218.3KSpeechmatics | AI Voice Agents · 202KSpeechmatics | AI Voice Agents · 206.5KSpeechmatics | AI Voice Agents · 255.1KSpeechmatics | AI Voice Agents · 303.5KSpeechmatics | AI Voice Agents · 276.5KTranscribeToText.AI · 98.1KTranscribeToText.AI · 159.6KTranscribeToText.AI · 142.5KTranscribeToText.AI · 200.7KTranscribeToText.AI · 197.2KTranscribeToText.AI · 103.4KTranscribeToText.AI · 99.1KTranscribeToText.AI · 127.8KTranscribeToText.AI · 117.5KNov '25DecJan '26FebMarAprMayJunJulAug
Pricing
Model
Freemium
Freemium
Freemium
Freemium
Starting price
Free tier
$10per month · free tier available
Free tier
$9.99per month · free tier available
Free tier
Free trial
–
–
API access
–
–
–
Plans
Free Trial FreePay-as-you-go Universal-2 $0.15/moPay-as-you-go Universal-3.5 Pro $0.21/mo
Free Trial FreePay-As-You-Go (40 credits) $10Pay-As-You-Go (100 credits) $20Pay-As-You-Go (200 credits) $30+1 more
Free FreePro $0.13
Free FreePremium $9.99/mo
Capabilities input → output
Input
Audio
AudioVideo
Audio
AudioWeb pagesVideo
Output
Text
Text
Text
Text
Skill level
Advanced
Advanced
Advanced
Beginner-friendly
Categories
Development & CodeVoice & SpeechAI APIAI Transcription
Voice & SpeechWriting & ContentAI Subtitle GeneratorAI Transcription
Development & CodeVoice & SpeechAI APIAI Transcription
Voice & SpeechWriting & ContentAI Subtitle GeneratorAI Transcription
Tasks what each tool can do · 1 shared · core   partial
Tasks covered
3
5
3
10
Transcription
APIs
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Podcast transcription
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Audio video transcription
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Meeting summaries
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–
–
Meeting transcription
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–
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Video transcription
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–
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Voice agents
–
–
–
Note taking
–
–
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Video subtitles
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YouTube transcription
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–
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Call transcriptions
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–
–
Subtitle translation
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–
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Community on aitoolstime
Rating
no ratings yet
no ratings yet
no ratings yet
no ratings yet
Upvotes
▲ 0
▲ 0
▲ 0
▲ 0
Saves
0
0
0
0
Reviews
0
0
0
0
Prompts
0
0
0
0
Verified listing
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Traffic figures are third-party estimates for the tool's own domain; tools sharing a domain with a bigger product are not counted. Pricing is captured from each tool's site and may lag.