kitio.aiRev AI vs SpeechFlow
A side-by-side look at pricing plans, free tiers, features, pros and cons, updated for 2026. Rev AI starts at See pricing page and SpeechFlow starts at See pricing page. Check both pricing pages for current plans.
At a glance
Best for
Category
Pricing model
Starting price
Free plan
Made by
Based in
Rating
Key features
- Async speech-to-text
- Streaming transcription
- Language identification
- Sentiment and topic extraction
- Human transcription option
- HIPAA support
- Speech-to-text API
- Online transcription
- 14 languages
- Time-aligned transcripts
- VPC and on-prem deployment
| Feature | Rev AI | SpeechFlow |
|---|---|---|
| Best for | Speech-to-text API for async and streaming transcription in 57+ languages | Speech-to-text API transcribing 14 languages |
| Category | Audio & voice | Audio & voice |
| Pricing model | Freemium | Freemium |
| Starting price | See pricing page | See pricing page |
| Free plan | Yes | Yes |
| Made by | Rev | SpeechFlow |
| Based in | United States | – |
| Rating | No ratings yet | No ratings yet |
| Key features |
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Pricing compared
Rev AI starts at See pricing page and SpeechFlow starts at See pricing page. Check both pricing pages for current plans.
Free plan
Cheapest paid plan
Top plan
Free trial
5 plans
Whisper Large
$0.005 / minute
- Open-source Whisper model
Reverb (English)
$0.20 / hour
- English transcription
- 15-second minimum
Reverb Foreign Language
$0.30 / hour
- Spanish, French, Chinese and 50+ more
Human Transcription
$1.99 / minute
- Transcripts by human transcribers
Enterprise
Contact sales
- Volume pricing
- Dedicated account manager
3 plans
Free
Free
- 10 min online transcription
- 30 min API transcription
- 1 file at a time
On Demand
$0.0002 / second
- 10 files at a time
- Online support
Enterprise
Contact sales
- VPC or on-prem deployment
- Dedicated support
Prices in USD, checked Oct 29, 2026 or later. Plans change often, so confirm on each tool's site before you buy.
Pros and cons
Rev AI
- Low per-hour transcription rates
- Human transcription in the same API
- Supports 57+ languages
- Usage costs vary by model
- Insight APIs billed separately
- Requires developer integration
SpeechFlow
- Per-second billing
- Strong coverage of Asian languages
- On-prem option for enterprises
- Only 14 languages
- Free tier is very small
- Concurrency limits on lower tiers
Which one should you choose?
Choose Rev AI if you want:
- Low per-hour transcription rates
- Human transcription in the same API
- Supports 57+ languages
Watch out: usage costs vary by model.
Choose SpeechFlow if you want:
- Per-second billing
- Strong coverage of Asian languages
- On-prem option for enterprises
Watch out: only 14 languages.
Rev AI vs SpeechFlow FAQ
What is the difference between Rev AI and SpeechFlow?
Rev AI: Speech-to-text API for async and streaming transcription in 57+ languages. SpeechFlow: Speech-to-text API transcribing 14 languages. Both are audio & voice tools.
Is Rev AI or SpeechFlow cheaper?
Rev AI starts at See pricing page and SpeechFlow starts at See pricing page. Check both pricing pages for current plans.
Do Rev AI and SpeechFlow have free plans?
Rev AI: Yes. SpeechFlow: Yes.
Who makes Rev AI?
Rev AI is made by Rev, based in United States.
Who makes SpeechFlow?
SpeechFlow is made by SpeechFlow.
Which should I choose, Rev AI or SpeechFlow?
Choose Rev AI if you value low per-hour transcription rates and human transcription in the same api. Choose SpeechFlow if you value per-second billing and strong coverage of asian languages.