Isla

Smart Home Interfaces IVR & Telephony Technical Tutorials Futuristic Applications
async.ai
English x5

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Voice Summary

Isla presents a pristine, high-frequency British vocal profile characterized by hyper-articulated consonants and a structured, rhythmic cadence. While the tone is inherently helpful and polite, the precision of the delivery and calculated spacing between phrases creates a polished, distinctly synthetic aesthetic.

Multilingual Support (5 languages)

United Kingdom

English

United Kingdom

France

French

France

Italy

Italian

Italy

Germany

German

Germany

Spain

Spanish

Spain

Voice Attribute Summary

age Estimate
Young Adult

The voice sounds like a young adult, typically between 20 and 40 years old.

pitch
High

The voice has a high-pitched tone, common for female AI assistants.

intensity
Normal

The volume is at a standard, comfortable listening level.

energy Level
Low

The voice maintains a low and consistent energy, sounding calm and controlled.

breathiness
None

There is no audible breathiness, resulting in a very clear and pure tone.

pause Frequency
Frequent

The speaker pauses frequently and deliberately, creating a structured, measured cadence.

average Pause Length Ms
450

Pauses between phrases average 450 milliseconds, contributing to a deliberate pace.

vocal Fry
Subtle

A subtle creaky or gravelly quality, known as vocal fry, is present at times.

Voice Analysis Breakdown

With a pace of 163 words per minute, this voice speaks at a standard, easily understandable speed, suitable for conveying information clearly without rushing.

The voice's average pitch is 217.33 Hz, placing it in a higher vocal range for a female speaker, which contributes to its clear and distinct assistant-like quality.

At 52.85% intensity, the voice maintains a consistent and moderate volume, ensuring it is audible and clear without being loud or overpowering.

An energy level of 3 out of 10 indicates a calm, controlled, and neutral delivery, consistent with its robotic and informational style.

Recommended For

  • Ideal for embodying the persona of smart home devices and virtual guides.
  • Perfect for automated customer service menus requiring absolute clarity.
  • Well-suited for step-by-step instructional content where precision is key.
  • Excellent for sci-fi games or apps needing a distinctly synthetic aesthetic.

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