Head-to-head · AI Voice Note Apps
AudioPen vs Memex
AudioPen leads on 0 checks, Memex on 1, and 5 are even. Who comes out ahead on the 6 yes/no, price and count checks where we have data for both products. The editor score weighs everything else too.
Our verdict
- Highest scoreAudioPen · 7.6/10
- Free planboth
- Most featuresMemex · 5 of 5
AudioPen scores higher on our rubric for ai voice note apps: 7.6 against 6.6 out of 10; our editors rank them #5 and #12.
Memex offers offline recording; AudioPen doesn't.
AudioPen is the better fit for voice-to-writing and multilingual rewriting. Memex is the better fit for free, open-source cross-platform capture.
- AudioPen fits best
Voice-to-writing and multilingual rewriting
- Memex fits best
Free, open-source cross-platform capture
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Side by side
| Feature | AudioPen 7.6/10 Visit ↗ | Memex 6.6/10 Visit ↗ |
|---|---|---|
| At a glance | ||
| Editor score | 7.6 | 6.6 |
| Ranking | #5 in AI Voice Note Apps | #12 in AI Voice Note Apps |
| Best for | Voice-to-writing and multilingual rewriting | Free, open-source cross-platform capture |
| Pricing model | Free plan + paid | Free |
| Starting price | Not published | Not published |
| Free plan | ✓ | ✓ |
| Free trial | — | — |
| Deployment | Cloud, Desktop, Mobile, Browser extension | Mobile |
| Platforms | Web, Windows, macOS, iOS, Android, Chrome extension | iOS, Android |
| Support | Email, Community | |
| Integrations | 3 integrations | 12 integrations |
| Built for | Solo, Small business, Mid-market | Solo |
| Features AudioPen 4/5 · Memex 5/5 | ||
| Mobile app | ✓ | ✓ |
| Offline recording | — | ✓ (best) |
| AI summaries | ✓ | ✓ |
| Transcript search | ✓ | ✓ |
| Audio import | ✓ | ✓ |
| Specs | ||
| Max note length | 15 min | Not published |
| Transcription languages | Not published | 5 languages |
| Our review | ||
| Pros |
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| Cons |
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| Our verdict | AudioPen is a voice-to-text and AI writing app for people who think faster than they type. It records spoken notes, preserves the original transcript, and rewrites speech into structured text using selectable writing styles and output… Read the review → |
Memex is a free, open-source AI journal for iOS and Android. It is designed for individuals who want to capture text, photos, voice notes, and imported audio while keeping records locally available. On-device speech transcription,… Read the review → |
Strengths and trade-offs
AudioPen — where it wins
- Supports selectable writing styles and multilingual output
- Works across web, desktop, mobile, Chrome, and Apple Watch
- Adds searchable notes, audio import, SuperSummaries, and integrations
Where it doesn't
- Free recordings are limited to two minutes
- Free access includes only 20 transcribed and rewritten recordings
- Offline recording is not supported
Memex — where it wins
- On-device transcription and offline recording support
- Local Markdown and SQLite storage with backup options
- Broad bring-your-own LLM provider support
Where it doesn't
- Live recordings are limited to 60 seconds
- AI features require a connected model provider or model service
- Transcription language coverage is five languages
- AudioPen7.6/10 · Free plan · paid from $33/mo
A flexible voice-to-writing app with multilingual output and useful paid extensions.
Visit AudioPenFull verdict → - Memex6.6/10 · Free plan
A free, open-source voice journal with offline capture and flexible AI provider support.
Visit MemexFull verdict →
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All AI voice note apps comparisons → · Full ranking →
Reviewed by iTechGuides Editors · Editorial team · Updated Sep 2026
Last updated · How we research and update