2026년 최고의 아이폰용 오디오-텍스트 변환 앱 10가지(무료 및 유료)

Audio to text apps have been absolute lifesavers for me as someone who constantly juggles between meetings, interviews, and note-taking.

Whether you’re a student trying to transcribe lectures, a journalist capturing interviews, or a content creator managing ideas on the go, having the right voice-to-text app on your iPhone can make a huge difference.

I’ve tested many of them, and in this guide, I’ll share the top 10 speech-to-text apps for iPhone in 2026, covering both free and paid options.

Additionally, if you are looking for AI transcription tools for Android phones or online audio transcription tools for PC, you can check here.

Specially, if you are looking for AI meeting note taker, check this out.

What is an Audio to Text App?

An audio-to-text app allows you to convert spoken words, including those in M4A audio files, into written text using AI-powered voice recognition. These apps can transcribe both live speech and pre-recorded audio, making them ideal for note-taking, meeting minutes, podcast transcriptions, and accessibility purposes. Most modern tools support multiple languages and provide real-time transcription, file export, and editing features to handle formats like M4A efficiently.

What Makes a Good Audio to Text App on iPhone? Key Features That Actually Matter

After testing multiple iPhone transcription apps, it becomes clear that most tools are judged on a few critical factors:

• Accuracy in real-world conditions
• Ability to handle long recordings
• Ease of use during recording or upload

However, beyond these basics, the real difference lies in the features that impact everyday usability—especially in scenarios like meetings, lectures, or interviews.

Below is a breakdown of the most important features to look for when choosing an audio transcription app on iPhone:

FeatureDescriptionAccuracyTranscription accuracy can vary significantly. While most modern AI tools perform well in ideal conditions, accuracy drops in noisy environments or when multiple speakers overlap. In testing, tools like Otter can fall to around 85% accuracy in complex scenarios.Real-time transcriptionEssential for live use cases such as meetings, calls, or lectures.Offline supportImportant when Wi-Fi or data connection is unstable or unavailable.Language varietyCrucial for bilingual or multilingual users.Export formatsSupport for TXT, PDF, or SRT is valuable for content creators and professionals.Speaker detectionHelps distinguish between multiple speakers in group conversations.App integrationSeamless syncing with iOS tools like Voice Memos or Siri improves workflow efficiency.Output qualitySome apps provide raw transcripts, while others generate structured summaries or notes, which can significantly improve usability.

Many apps may appear similar at first glance, but their real performance differences only become obvious in real-world scenarios—especially in noisy environments or multi-speaker conversations.

Tips：Transcription quality is closely related to audio quality. If you're not familiar with this, we have a guide here on how to record high-quality audio on an iPhone.

Comparison Table of Top Audio to Text Apps for iPhone

App NameBest ForFree PlanWorks OfflineImport Audio/VideoSpeaker DetectionNotes/Editing FeaturesApple DictationBuilt-in, quick voice typing✅✅❌❌❌VOMOFast, accurate transcription with built-in AI note summarization✅❌✅✅✅OtterMeeting notes with collaboration features✅❌✅✅✅NottaTranscription & translation for bilingual meetings✅❌✅✅✅Rev Voice Recorderprecise transcription services and secure recording For Lawyers ❌❌✅✅✅AI Note Takerreal-time processing capability and Multilingual support/❌✅❌✅ TranscriberPersonal Assistant for transcribing✅❌✅❌✅iTranscribevoice recorder and real-time transcriber❌❌✅❌✅Dictationswitch between different language❌❌❌✅✅SoundType AILong Audio Transcription✅❌✅✅✅

Why iPhone’s Built-in Dictation Is Not Enough

From practical experience, Apple’s built-in dictation and voice tools are limited.

In real use:

• Accuracy drops with longer speech
• No structured transcript output
• No speaker identification
• Not suitable for long recordings

This makes native tools useful only for short voice input—not full transcription workflows.

The Biggest Frustration: Free Plans That Run Out Too Fast

One of the most common issues is usage limits. Exploring top AI transcription services with free trials can help you find options that fit your budget before committing.

In testing:

• Free plans often include strict minute caps
• Limits can be reached within a single session
• Long recordings are rarely supported

This creates a mismatch between:

👉 what users expect (unlimited use)
👉 what apps actually offer

In-Depth Reviews of the Best Voice to Text Apps

1. Apple Dictation

Best for: Built-in, quick voice typing
Apple Dictation is already built into every iPhone, which makes it the easiest tool to start with. It’s accurate for short bursts of speech and supports multiple languages. I use it frequently for quick messages, and the offline mode works surprisingly well with downloaded languages.

2. VOMO

Best for: Fast, accurate transcription with built-in AI note summarization
VOMO offers fast, accurate audio-to-text conversion from voice memos or imported files. I found it incredibly helpful—by the time I'm ready to work with the transcribed text, the AI summary has already organized the meeting notes neatly for me.

Free plan: 30 minutes of free transcription time.

Paid subscription: 1.92 USD/week paid yearly

3. Otter

Best for: Meeting notes with collaboration features
Otter’s real-time transcription and cross-platform sync make it a go-to for team meetings and interviews. I rely on its live transcription and AI summaries to quickly get the gist of discussions, and the ability to highlight and comment on sections is a big time-saver.

Free plan: 300 monthly transcription minutes; 30 minutes per conversation; Import and transcribe 3 audio or video files lifetime per user

Paid subscription: 8.33 USD/month

4. Notta

Best for: Transcription & translation for bilingual meetings
Besides the basic transcription features, Notta's standout feature is transcription and translation for bilingual meetings.

Free plan: 120 transcription minutes/month. But each conversation is limited to just 3 minutes, making the free plan almost unusable.

Paid subscription: Pro $13.49 Per month; Business $27.99 Per seat/month; 40% off if paid annually

5. Rev Voice Recorder

Best for: precise transcription services and secure recording For Lawyers
Rev emphasizes accurate transcription, secure recordings, and compliance. If you need super accurate transcriptions with secure recording and smart AI summaries—especially for legal or professional work—Rev is definitely the go-to platform.

Free plan: no

Paid subscription: Basic $9.99 per user/month Pro $20.99 per user/month

6. AI Note Taker

Best for: real-time processing capability and Multilingual support
If you're looking for an app that can instantly transcribe your speech and handle multiple languages like a pro, then AI Note Taker is your best choice — you'll see your words appear as you speak!

Free plan: I wasn’t able to find its pricing information.

Paid subscription: /

7. Transcriber - Speech to Text

Best for: Personal Assistant for transcribing

This app supports over 120 languages and works offline. I’ve used it to transcribe YouTube videos and webinar recordings—just import the file and get text quickly. It’s flexible, especially when working with media content.

Free plan: 30 minutes free transcription

Paid subscription: $19.99/month

8. iTranscribe - Audio to Text

Best for: voice recorder and real-time transcriber
iTranscribe integrates transcription, translation, recording, search, playback, management, and sharing—all in one app. I found an interesting feature: it can search for any word within voice notes and adjust the playback speed.

Free plan: no free plan. There is a 3-day free trial that requires a credit card.

Paid subscription: $5.99/week

9. Dictation - Voice to Text

Best for: switch between different language
AI Transcribe supports more than 100, Dictate more than 40 languages. Dictate offers 3 text zones - indicated by language flags - for which you can configure a different language in the settings. Thus you can switch between different language projects with a singe click.

Free plan: no

Paid subscription: $5.99/month

10. SoundType AI

Best for: Long Audio Transcription
SoundType can identify speakers, making it well-suited for meeting transcription. It is also good at long audio transcription.

Free plan: 180 minutes free transcription per month. However, each transcription session lasts a maximum of 8 minutes, which makes it less suitable.

Paid subscription: $6.67/month

Free vs Paid: Which is Better?

Free tools like Apple Dictationare perfect for casual needs. If you transcribe regularly or require speaker detection, summaries, or team collaboration, consider upgrading to VOMO, Otter, Notta or SoundType AI.

Tool TypeUse CaseFeature LimitationsPayment RequirementFree Tools (e.g., Apple Dictation)Suitable for simple everyday needsOnly basic transcription features supported. The number of transcriptions, duration per session, and audio length are usually limited.No payment requiredAdvanced FeaturesSuitable for frequent and complex needs- Long-duration transcription,- Speaker detection- AI summarization - Team collaboration- Integration with online platforms, such as Zoom and othersRequires payment or subscription

Choosing the Right Transcription App

User GroupRecommended Audio to Text AppsStudentsVOMOBusiness ProfessionalsNotta, Otter.aiJournalistsVOMOLayersRevAccessibility NeedsApple Dictation

Real-World Accuracy: Why Environment Matters More Than the App

Accuracy is not just about the tool—it’s about the recording conditions.

In real scenarios:

• Background noise reduces clarity
• Multiple speakers increase errors
• Accents and speed affect recognition

Even top apps can struggle if the audio quality is poor.

Real-World Accuracy: Why Environment Matters More Than the App

Accuracy is not just about the tool—it’s about the recording conditions.

In real scenarios:

• Background noise reduces clarity
• Multiple speakers increase errors
• Accents and speed affect recognition

Even top apps can struggle if the audio quality is poor.

Live Transcription vs File Upload: Which One Should You Use?

There are two main ways to transcribe audio on iPhone:

Live Transcription

• Works in real-time
• Best for conversations and accessibility

File Upload Transcription

• More accurate
• Better for lectures, podcasts, and recordings

Choosing the wrong method often leads to poor results.

Why Multi-App Workflows Kill Productivity

Many users initially rely on multiple tools:

• One for recording
• One for transcription
• One for summarization

In practice, this creates:

• Workflow friction
• Time loss
• Context switching

An integrated solution is significantly more efficient.

Beyond Transcription: Why Summaries and Notes Matter

Modern users don’t just want transcripts.

They want:

• Key takeaways
• Structured summaries
• Action items

Without these, transcripts become:

👉 difficult to use
👉 time-consuming to process

Is There an All-in-One Solution for Recording, Transcribing, and Summarizing?

The ideal workflow combines:

• Recording
• Transcription
• Organization
• AI-powered insights

Instead of switching between tools, all-in-one platforms simplify the process and reduce effort significantly.

Is There an All-in-One Solution for Recording, Transcribing, and Summarizing?

The ideal workflow combines:

• Recording
• Transcription
• Organization
• AI-powered insights

Instead of switching between tools, all-in-one platforms simplify the process and reduce effort significantly.

Offline vs Online Transcription: What Actually Works Better

Some tools offer offline transcription, while others rely on cloud processing.

In practice:

• Offline = better privacy, lower accuracy
• Online = higher accuracy, more features

Choosing between them depends on your use case.

FAQs

Do iPhones have built-in voice-to-text?

Yes, Apple Dictation is free and built into iOS.

Can I transcribe recordings?

Yes, most apps support importing audio files.

Are these apps secure?

Most offer privacy options, but offline tools like MacWhisper ensure full control.

Can I record phone call？

Yes, there are many apps that can help you record phone calls, and here is a guide.