6 AI Voice Transcription Services for Call Centers

June 7, 2025

6 AI Voice Transcription Services for Call Centers | AI Transcription Service - Mr. Transcription
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I want to streamline call center operations with transcription!

Call centers are increasingly required to improve efficiency amidst a shortage of operators.

If you want to streamline your call center operations, we recommend introducing a transcription service that uses the latest AI!

By converting call center conversations into text using the latest AI, you can check response quality and process post-call tasks more quickly.

Additionally, since call center interaction content can be stored as easy-to-use text data, it can be widely utilized for marketing, internal training, and more.

This article will explain recommended methods and services for transcribing call center conversations!

Why not solve your call center operational challenges with an AI transcription service?

Recommended AI Transcription Services for Call Centers

There are AI transcription services highly recommended for transcribing call center conversations.

One such service is "Mojiokoshi-san".

Mojiokoshi-san

"Mojiokoshi-san" is a transcription service that uses the latest AI to convert audio to text with high accuracy and speed.

Anyone can easily transcribe from this page.

Equipped with a speaker diarization (transcription per speaker) function, it can transcribe call center conversations by separating the operator and the customer.

What's more, "Mojiokoshi-san" is free to use!

You can transcribe up to 1 minute of audio for free without registration or login, so if you're looking for a call center transcription method, why not try "Mojiokoshi-san" from here first?

What is a Transcription Service for Call Centers?

If you want to streamline call center operations, it's highly recommended to implement an AI transcription service.

First, we'll introduce why AI transcription services are recommended for call centers and the benefits of their implementation.

Reasons Why Transcription Services are Recommended for Call Centers

Reasons Why Transcription Services are Recommended for Call Centers

Call centers are indispensable for handling inquiries and complaints.

While the use of alternative methods, such as AI-powered chats, is increasing, it's still difficult to completely eliminate call centers at present.

However, call center operations face issues such as:

  • Shortage of operators
  • Increasing complexity of required interactions
  • Growing importance of compliance

To solve these challenges, implementing an AI transcription service is highly recommended.

Shortage of Operators

Shortage of Operators

A major problem in call center operations

is the shortage of operators.

Call center operators have a high turnover rate, and there is a constant shortage of staff.

Furthermore, with labor shortages across various industries, average hourly wages are soaring, making it increasingly difficult to hire new staff.

To increase retention rates and address staff shortages, support for operators' job duties and mental well-being is essential.

This is where AI transcription services come in handy.

By using AI transcription services, you can visualize operator conversations and provide detailed advice to each individual staff member.

Additionally, since call center conversations can be accumulated as data, it becomes possible to educate and guide staff more effectively.

Increasing Sophistication of Required Responses

Increasing Sophistication of Required Responses

The quality of customer service required in call centers is becoming more sophisticated year by year.

One reason for this is the spread of social media, which has increased the potential for individuals to disseminate malicious information.

If a call center handles a complaint call inappropriately, it could negatively impact the company's image.

Introducing AI transcription services is also recommended for monitoring call center responses and addressing the increasing sophistication of required responses.

By using AI transcription services to convert call content into text, it's possible to quickly check whether operators are handling complaints appropriately.

Furthermore, when transferring complaint handling to other staff, key points can be quickly grasped.

Increased Importance of Compliance

Increased Importance of Compliance

Moreover, AI transcription services are useful for call center compliance measures.

By monitoring call center conversations using AI transcription services, you can check whether operators are making statements that violate compliance.

Even when concluding contracts with customers via call center conversations, AI transcription services can help prevent disputes like "he said, she said".

In this way, introducing AI transcription services can solve challenges in call center operator operations.

Would you like to visualize your call center conversations using AI transcription services?

How to Transcribe Call Center Conversations

There are three ways to transcribe call center conversations.

1. Record using a cloud PBX service → Transcribe with an AI transcription service

Record using a cloud PBX service → Transcribe with an AI transcription service

A recommended method for transcribing call center conversations is to record using a cloud PBX.

Cloud PBX is a system that handles incoming and outgoing calls via an internet server (cloud).

By introducing cloud PBX, you can record call content and save it on the server.

Then, all you need to do is transcribe the recorded audio using an AI transcription service like 'Mojiokoshi-san'.

2. Record landline calls → Transcribe with an AI transcription service

Record landline calls → Transcribe with an AI transcription service

Using business phones with recording functions or recording devices attached to landlines is also a recommended method.

This is suitable for small call centers with a limited number of phones.

3. Transcribe with a call center-specific transcription service

For large call centers, using a transcription service specifically designed for call centers is also an option.

While the cost can be quite high, it's possible to implement recording, transcription, and analysis as a single package.

Recommended AI Transcription Services for Recorded Calls

Mojiokoshi-san

"Mojiokoshi-san" is an AI transcription service highly recommended for transcribing audio recorded with cloud PBX services or recording devices.

As it's a browser-based transcription service, you can easily convert call center conversations into text by simply uploading the recorded audio files.

Since it's a service originating from Japan, you can have peace of mind regarding security.

A key feature is its ability to transcribe with high accuracy and speed using two types of cutting-edge AI.

Each offers distinct features:

  • PerfectVoice: Ultra-fast transcription of long audio in just 10 minutes, supports 100 languages.
  • AmiVoice: Speaker diarization (transcribes per speaker), fast transcription in roughly the same time as the audio file length.

These features make it easy to transcribe call content, separating it by operator and customer.

What's more, "Mojiokoshi-san" is free to use!

You can transcribe up to 1 minute of audio for free without registration or login, allowing you to experience the high performance of the latest AI immediately.

If you're looking for a way to transcribe call center conversations, why not try "Mojiokoshi-san"?

6 Recommended Call Center Transcription Services

So, what services are recommended for transcribing call center conversations?

Here are some specific recommended methods!

1. NTT East Hikari Cloud PBX

NTT East Hikari Cloud PBX

NTT East Hikari Cloud PBX is a cloud PBX service for cloudifying phone calls (inbound/outbound).

By subscribing to the optional "Hikari Cloud Phone for Webex Calling," you can record call content.

Then, simply transcribe the recorded audio with an AI transcription service like "Mojiokoshi-san" to complete the text conversion of call center conversations.

This service is recommended when you want to streamline call center operations using a cloud PBX.

NTT East Hikari Cloud PBX

2. Naisen Cloud

Naisen Cloud

Naisen Cloud is a cloud PBX service that allows you to use fixed phone numbers as internal extensions.

It supports IP phones in addition to landlines and smartphones, making it easy to set up a call center with a 050 number.

By enabling the automatic call recording function, you can record and download audio for up to 100 hours or 3 months.

Naisen Cloud

3. BIZTEL

BIZTEL

BIZTEL is a cloud PBX service designed to solve all business phone-related issues.

It's a long-standing service launched in 2006 and has been adopted by many companies.

Dedicated plans for call centers are also available.

The call center plan starts from 50,000 JPY for initial setup per seat and 15,000 JPY per month.

BIZTEL

4. Thanko Automatic Call Recording BOX2

サンコー 通話自動録音BOX2

For small call centers with fewer phone lines, a recording device that attaches to your business phone is recommended.

You can save call content to an SD card, then simply copy it to your PC and use an AI transcription service like 'Mojiokoshi-san' to convert it into text.

This is a great option when you want to keep costs down.

Thanko Automatic Call Recording BOX2

5. COTOHA Voice Insight

COTOHA Voice Insight

COTOHA Voice Insight is a call center transcription service provided by NTT Communications.

It's a service that provides consistent call recording, text conversion, and AI-powered analysis, developed for medium to large-scale call centers.

Pricing varies significantly depending on the size of the call center, so inquiry and a quote are required for use.

COTOHA Voice Insight

6. MiiTel Call Center

MiiTel Call Center

MiiTel Call Center is a service for analyzing call center operator performance through voice analysis.

It visualizes operator conversations by transcribing audio in real-time.

Summarization and sentiment analysis are also available.

Contracts are available from 5,980 JPY per ID per month, but please note that an administrative fee is required for contracts with 10 IDs or fewer.

MiiTel Call Center

Want to streamline your call center operations with transcription?

To address challenges in call center operations, such as operator shortages and the increasing complexity of interactions, AI transcription services are highly recommended.

By visualizing call content, it becomes much easier to manage call center operations.

Why not use an AI transcription service to boost efficiency in your call center?

■ AI transcription service "Mr. Transscription"

"Mr. Transcription" is an online transcription tool that can be used from zero initial cost and 1,000 yen per month (* free version available).

  • Supports more than 20 file formats such as audio, video, and images
  • Can be used from both PC and smartphone
  • Supports technical terms such as medical care, IT, and long-term care
  • Supports creation of subtitle files and speaker separation
  • Supports transcription in approximately 100 languages ​​including English, Chinese, Japanese, Korean, German, French, Italian, etc.

To use it, just upload the audio file from the site. Transcription text is available in seconds to tens of minutes.
You can use it for free if you transcribe it for up to 10 minutes, so please try it once.

It is "Mr. Transcription" who can easily transcribe from audio, video, and images. Transcription allows you to transcribe for up to 10 minutes for free. You can copy, download, search, delete, etc. the transcribed text. You can also create subtitle files, which is ideal for transcription of interview videos.
HP: mojiokoshi3.com
Email: mojiokoshi3.com@gmail.com
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