Letterly Alternative 2026
If you're looking for alternatives to Letterly, or for other AI tools for #AI Speech-to-Text, we'll provide a comprehensive list of alternatives to Letterly in this article.
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Overview of Letterly
1. What is Letterly?
Letterly is a mobile app that uses AI technology to convert speech into clear and well-structured text. It goes beyond simple transcription by enabling users to easily rewrite their speech into structured notes, engaging social posts, meeting summaries, formal emails, and more.
Best Letterly Alternative Recommendation
1. Rev
Rev is a voice platform that provides speech-to-text services, including AI and human transcription, captions, and subtitles. It caters to various industries, offering solutions for legal, research, healthcare, newsrooms, education, and financial services. Rev emphasizes accuracy, security, and tailored summaries, leveraging AI-powered tools and expert human transcribers to deliver high-quality transcripts and insights.
Rev has 10 pros, including:
- AI Transcription
- Human Transcription
- Human Captions
- Global Subtitles
- AI Captions
- AI Templates
- Multi-file Insights
- AI Assistant
- Mobile App
- AI Notetaker
2. AssemblyAI
AssemblyAI provides State-of-the-Art AI models for automatic speech recognition (ASR), natural language processing (NLP), and AI speech-to-text. It enables users to transcribe speech to text and extract insights from voice data. The platform offers speech-to-text, streaming speech-to-text, and speech understanding capabilities, catering to startups and enterprises for reliable source-truth data that powers world-class products.
AssemblyAI has 8 pros, including:
- Speech-to-Text
- Streaming Speech-to-Text
- Speech Understanding
- Speaker Diarization
- Sentiment Analysis
- PII Redaction
- Content Moderation
- Automatic Language Detection
3. superwhisper
superwhisper is an AI-powered voice-to-text application for macOS that allows users to dictate emails, send messages, and take notes at speeds up to three times faster than typing. It operates completely offline, ensuring privacy and security as data never leaves the user's device. superwhisper supports over 100 languages and offers features like literal punctuation control in its Pro version.
superwhisper has 5 pros, including:
- Offline voice-to-text processing
- Support for 100+ languages
- AI-powered transcription
- Integration with system clipboard
- Literal punctuation control (Pro version)
4. Gladia
Gladia is a speech-to-text platform built for production, turning raw audio into structured outputs that power real workflows like meeting summaries, CRM enrichment, contact center QA, and real-time voice assistants. With support for 100+ languages and the ability to handle messy real-world audio—overlapping speakers, accents, code-switching, domain-specific terminology—Gladia is designed for the complexity of actual conversations, not clean studio recordings.
Gladia has 9 pros, including:
- Real-time and Async transcription
- Multilingual support (100+ languages)
- Audio intelligence add-ons (word-level timestamps, summarization)
- Speaker diarization
- Code-switching
- Automatic language detection
- Custom vocabulary
- Named entity recognition
- Multi-region support
5. SoundWise.ai
SoundWise.ai is a powerful, free tool for converting audio and video files into accurate text. Available in your browser, it supports WAV, MP3, FLAC, AAC, M4A, MP4, MOV, and MKV formats. Simply upload or drag and drop your files to get instant transcriptions. Perfect for students, professionals, and content creators, it offers unlimited use with no cost. Transform your workflow with SoundWise.ai today!
SoundWise.ai has 5 pros, including:
- Free Unlimited Transcription: Convert unlimited audio and video files to text without any cost or subscription fees
- Wide Format Support: Compatible with WAV, MP3, FLAC, AAC, M4A, MP4, MOV, MKV, and other common formats
- Browser-Based Access: No software installation required - access the service directly through your web browser
- Drag-and-Drop Interface: Simple and intuitive user interface requires no technical expertise
- Fast Processing: Quick turnaround time for transcription tasks
6. Genspark Speakly
Genspark Speakly is an AI voice dictation application designed to convert spoken language into clear, polished messages, emails, and writings. It is marketed as being 4x faster than typing. The app integrates advanced AI features like Auto-Edits (which remove filler words, fix typos, and format text) and Custom Instructions (allowing users to define how their voice should be transformed, such as translation, CLI commands, or professional rewrites). It works across more than 100 applications and supports over 100 languages, making it a versatile productivity tool.
Genspark Speakly has 5 pros, including:
- AI voice dictation (4x faster than typing)
- AI Auto-Edits (removes fillers, corrects errors, auto-formats)
- Custom Instructions (define output style and modes)
- Genspark Agent Mode (for deep research and document generation)
- Support for 100+ languages and 100+ applications
7. RecCloud
RecCloud is a leading AI audio and video processing platform that offers a range of tools for content creation and editing. It includes features like AI speech-to-text, AI subtitles, AI text-to-speech, and AI video translation. The platform is designed to be user-friendly and accessible online.
RecCloud has 7 pros, including:
- AI Speech-to-Text
- AI Subtitle Generation
- AI Text-to-Speech
- AI Video Translation
- AI Video/Audio Summarization
- AI Video Generation
- AI Vocal Remover
8. Rev AI
Rev AI is a speech-to-text API and speech recognition service that offers accurate transcription at 0.3¢/min. It provides asynchronous and streaming APIs, human transcription services, and insights like topic extraction and sentiment analysis. Rev AI supports multiple languages and offers features like language identification and forced alignment.
Rev AI has 8 pros, including:
- Asynchronous Speech to Text API
- Streaming Speech to Text API
- Human Transcription
- Language Identification API
- Sentiment Analysis API
- Topic Extraction API
- Translation API
- Forced Alignment
9. VoiceInk
VoiceInk is an opensource voice-to-text app for macOS that transcribes what you say to text almost instantly with near-perfect accuracy. It uses local AI models to transcribe your speech to text, enabling offline functionality and ensuring data privacy. All data is stored locally, with optional AI enhancement.
VoiceInk has 11 pros, including:
- Accurate Transcription
- Privacy First
- Global Shortcuts
- Personal Dictionary
- Smart Replace
- Context Aware
- AI Voice Assistant
- Smart Modes
- Custom Templates
- Power Mode
- Auto-Detection
10. Behnevis
Behnevis offers accurate transliteration from English (Latin) letters to Persian script and speech-to-text capabilities for Persian speakers. It provides a Persian (Farsi) Keyboard, Editor, and Speech to Text functionality. Behnevis allows easy Persian transliteration and speech-to-text features, enabling users to convert Pinglish/Finglish and Persian speech to Persian script. It also offers features like a Persian to Latin converter and add-ons for MS Word.
Behnevis has 4 pros, including:
- English to Persian transliteration
- Persian speech-to-text conversion
- Persian Keyboard and Editor
- MS Word Add-on
Free Letterly Alternatives
Listed for you are 5 free alternatives to Letterly, which are:
Website
Free Trial
Paid
AI Speech-to-Text
AI Speech Recognition
AI API
AI Transcription
AI Translate
AI Summarizer
Website
Free Trial
Paid
AI Speech-to-Text
AI Transcription
Open Source AI Models
AI Writing Assistants
AI Assistant
Website
Freemium
Free Trial
Paid
AI Speech-to-Text
AI Translate
AI Writing Assistants
Audio To Text AI
Website
Freemium
Free Trial
AI Speech-to-Text
AI Transcription
AI Productivity Tools
Audio To Text AI
AI Writing Assistants
Website
Freemium
Contact for Pricing
Free
AI Speech-to-Text
AI Recording
AI Speech Recognition
AI Transcriber
AI Transcription
AI Voice Assistants
Audio To Text AI
Conclusion
In this article, we summarize the best Alternatives for Letterly.These listed Alternatives that are currently the best Alternatives for Letterly are:Rev, AssemblyAI, superwhisper, Gladia, SoundWise.ai, Genspark Speakly, reccloud.cn, rev.ai, VoiceInk, Behnevis
And at least 5 free Letterly Alternative are provided.In addition, we present them for detailed introduction to further explore the field of Letterly Alternative 2026.
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