高すぎる？ドラゴンディクテーションに代わる低予算の代替ソフト（高精度、低価格）

Dragon Dictation is famous for its top-notch voice recognition, but its steep price — often around $500 or more — can be a barrier for many users. Fortunately, there are affordable alternatives that deliver excellent transcription accuracy without breaking the bank.

In this post, we’ll introduce the best budget-friendly alternatives to Dragon Dictation, starting with one of the fastest-growing AI transcription tools on the market: VOMO AI.

🥇 1. VOMO AI — Fast, Accurate, and Affordable Speech-to-Text

Why it’s great:
VOMO AI is a cutting-edge transcription platform designed to convert audio and video into highly accurate text quickly. It uses advanced AI models optimized for clarity, speaker identification, and insight extraction — all at a fraction of Dragon’s cost.

Key Features:

• Fast transcription with speaker role detection
• Supports multiple audio/video formats
• AI-powered summary and key insights generation
• Cloud-based with easy upload and download
• Affordable subscription plans and pay-as-you-go options

Best for: Professionals, content creators, students, and anyone needing fast, reliable transcription

🥈 2. Whisper by OpenAI (Free & Open Source)

Why it’s great:
Whisper is OpenAI’s open-source speech recognition system that offers impressive accuracy across many languages. It works well even with noisy audio and strong accents, and best of all, it’s free to use.

Key Features:

• Multilingual support
• Offline usage possible via local installation
• Can transcribe and translate simultaneously
• Open-source, highly customizable

Best for: Developers, tech enthusiasts, and researchers who want maximum control

🥉 3. Otter.ai (Free & Premium Plans)

Why it’s great:
Otter.ai is a popular cloud-based transcription service with real-time voice-to-text and collaborative features. The free tier provides generous transcription minutes, making it ideal for students and professionals.

Key Features:

• Real-time transcription with speaker differentiation
• Highlights and summary creation
• Cross-device syncing on web, iOS, and Android
• Integrations with Zoom and other tools

Pricing:

• Free: 300 minutes/month
• Premium: Starting at $10/month

🏅 4. Google Docs Voice Typing (Free)

Why it’s great:
Google Docs users can leverage the built-in voice typing feature to transcribe speech into text for free. While it lacks some advanced features, it’s a convenient option for quick dictation tasks.

Key Features:

• No installation required (works in Chrome browser)
• Supports multiple languages
• Integrated directly into Google Docs

Best for: Casual users and writers needing simple dictation

🆚 Comparison at a Glance

FeatureDragon DictationVOMO AIWhisper (OpenAI)Otter.aiGoogle Docs Voice TypingAccuracy★★★★★★★★★☆★★★★☆★★★★☆★★★☆☆Price$$$$$ (High)$ – $$ (Affordable)FreeFree / AffordableFreeOffline UseYesNoYesNoNoCustom VocabularyYesLimitedLimitedNoNoPlatform SupportWindows OnlyWeb/IOSCross-platformWeb, MobileWeb-only (Chrome)

✅ Final Thoughts

If Dragon Dictation’s cost is a dealbreaker, VOMO AI stands out as the best affordable alternative for professionals and content creators who want speed, accuracy, and smart AI features.

For those comfortable with technical setups, Whisper offers powerful free transcription. If you need collaboration and mobile access, Otter.ai is a fantastic choice. And for simple voice typing on a budget, Google Docs Voice Typing gets the job done — for free.

Why pay more when these budget-friendly options cover most transcription needs?