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🏆 Top 10 Voice App Development Agencies

Ranked by rating, verified review count, and track record. Updated for 2026.

# Agency Rating Team Size
1 Azumo — 51–200 people View
2 RaftLabs — — View
3 Versantus — — View
1
A

Azumo ✓ Verified

Nearshore software development and staff augmentation company in Latin America.

📍 Chicago, US 👥 51–200 people 💰 From $8k
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2
R

RaftLabs

AI software development agency specializing in voice AI agents and conversational applications.

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3
V

Versantus

Award-winning digital agency established 2009 near Oxford, offering web development, e-commerce, mobile apps, and dedicated Alexa Skills / Google Assistant voice development alongside its core Drupal and WordPress work.

📍 Oxford, GB
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