Rosalie Caldwell
English (US) · American · female · clear · brisk · Naadly Core
Snappy reels and shorts voice - clear American voice, brisk pace
English (US) · American · female · clear · brisk · Naadly Core
Snappy reels and shorts voice - clear American voice, brisk pace
| Language | English (US) (en_US) |
|---|---|
| Accent | American |
| Delivery | clear, brisk |
| Measured pitch | 170.9 Hz · 4.41 words per second |
| Quality | Good · clarity grade C |
| Tier | Naadly Core — on every plan, including free |
| Licence | CC BY 4.0 (attribution required — how we credit it) |
| Engine id | en_US-libritts_r-medium:2573 |
Commercial use is included on every plan. Everything generated is watermarked and labelled as AI — the licences in full.
Everyday narration voice
Engine id en_US-libritts_r-medium:6519
Model en_US-libritts_r-medium · speaker
6519
CC BY 4.0 (attribution required)
Pitch 176.4 Hz · 4.08 words/sec · clarity grade A
Fast, upbeat social read
Engine id en_US-libritts_r-medium:1290
Model en_US-libritts_r-medium · speaker
1290
CC BY 4.0 (attribution required)
Pitch 173.6 Hz · 4.97 words/sec · clarity grade A
Everyday narration voice
Engine id en_US-libritts_r-medium:7316
Model en_US-libritts_r-medium · speaker
7316
CC BY 4.0 (attribution required)
Pitch 177.8 Hz · 4.91 words/sec · clarity grade A
Everyday narration voice
Engine id en_US-libritts_r-medium:5489
Model en_US-libritts_r-medium · speaker
5489
CC BY 4.0 (attribution required)
Pitch 170.9 Hz · 4.46 words/sec · clarity grade A
Neutral corporate narration
Engine id en_US-libritts_r-medium:1513
Model en_US-libritts_r-medium · speaker
1513
CC BY 4.0 (attribution required)
Pitch 173.6 Hz · 3.47 words/sec · clarity grade A
Clean explainer and demo voice
Engine id en_US-libritts_r-medium:3330
Model en_US-libritts_r-medium · speaker
3330
CC BY 4.0 (attribution required)
Pitch 190.1 Hz · 3.99 words/sec · clarity grade A
The free plan gives you 30 minutes of audio a month across 1481 voices in 11 languages. No card.