Speechify vs AssemblyAI Pricing (2026)
How do these two stack up on price? Here's what each one costs, what you get, and where the value sits.
| Speechify | AssemblyAI | |
|---|---|---|
| Starts at | $29/mo | Custom |
| Number of plans | 2 | 2 |
| Free plan | ||
| Free trial | — | |
| Pricing model | flat-rate | usage-based |
Free
- Listen at speeds up to 1.5x
- Listen anywhere
- 10 robotic sounding voices
- Text to speech features only
Premium
Popular- 1000+ high quality, natural voices
- 60+ different languages
- Listen at 5x faster speeds
- Scan & Listen
- AI Summaries & Chats
- Google Drive, Dropbox, Microsoft OneDrive Integrations
- Voice Typing
- AI Podcasts
- Voice AI Assistant
Pay as you go
- Universal-3.5 Pro ($0.21/hr)
- Universal-2 ($0.15/hr)
- Universal-3.5 Pro Realtime ($0.45/hr)
- Universal-Streaming ($0.15/hr)
- Universal-Streaming Multilingual ($0.15/hr)
- Sync API ($0.45/hr)
- Voice Agent API ($4.50/hr)
- Speaker Diarization ($0.02/hr pre-recorded, $0.12/hr realtime)
- Medical Mode ($0.15/hr)
- Keyterms Prompting
- Prompting ($0.05/hr)
- Speaker Identification ($0.02/hr)
- Translation ($0.06/hr)
- Custom Formatting ($0.03/hr)
- Entity Detection ($0.08/hr)
- Sentiment Analysis ($0.02/hr)
- Auto Chapters ($0.08/hr)
- Key Phrases ($0.01/hr)
- Topic Detection ($0.15/hr)
- Summarization ($0.03/hr)
- Profanity Filtering ($0.01/hr)
- PII Audio Redaction ($0.05/hr)
- PII Text Redaction ($0.08/hr)
- Content Moderation ($0.15/hr)
- LLM Gateway
- No minimum commitments
- No credit card required to start
Custom
- Custom rate limits
- Enhanced concurrency
- Enterprise-grade flexibility
- Volume-based pricing
- Custom starting concurrency limits
Speechify vs AssemblyAI FAQ
- Which one is cheaper?
- One or both use custom pricing, so it depends on your specific needs.
- Can I use either one for free?
- Both offer free plans, so you can try each without paying. Start with whichever fits your workflow better and upgrade when you hit the limits.
- How do they charge?
- Different approach here. Speechify uses flat-rate pricing, while AssemblyAI goes with usage-based. That changes the math depending on your team size and usage.
- Which one is a better deal?
- Depends on what you need. Speechify: At $29/mo, they're on the pricier end for a single-user TTS tool — that's closer to a full productivity suite subscription than a niche audio utility. They're not chasing budget buyers; the 60% annual discount suggests they want committed power users who've already decided TTS is part of their workflow. AssemblyAI: They're positioning as the developer-friendly, API-first alternative to Deepgram and Rev AI — competitive on price at scale but differentiated by the breadth of AI features (LLM Gateway, multichannel, etc.). The AWS Marketplace listing signals they're actively chasing enterprise procurement budgets.
Keep tabs on both.
We'll monitor pricing changes for Speechify and AssemblyAI and let you know when something moves.