Are you tired of missing important calls when you can’t answer? Or do you want callers to receive a voicemail explaining why you are unavailable? On Android there are several ways to customize automatic answer to incoming calls —from built-in functions to specialized applications. In this article, we will analyze all the current methods, taking into account the characteristics of different manufacturers (Samsung, Xiaomi, Google Pixel and others), and also tell you how to avoid common mistakes when setting up.

It is important to understand that automatic answer is not the same as voicemail (which records messages from callers). Here we are talking about playing pre-recorded audio or sending an SMS response when a missed call. Some smartphones support this feature out of the box, others will require additional applications. We tested all methods on devices with Android 12–15 and collected only working solutions.

1. Built-in answering machine on Android: where to look and how to enable it

Not everyone knows, but it’s clear Android (as well as in shells from some manufacturers) there is a built-in automatic response function. It is hidden in the accessibility settings and was originally intended for people with disabilities, but it can be adapted to suit any task.

To find it:

  • 📱 Open Settings → Accessibility capabilities (on some devices the path may differ: Settings → Advanced → Special features).
  • 🔍 Scroll down to the section "Management interaction" or "Call management" (the name depends on the Android version).
  • 🎤 Find the item "Auto answer calls" or "Answer a call voice" and activate it.

After turning on, the system will offer to record a voice message (for example, “I’m busy now, I’ll call you back later”) or select one of the standard ones. In some firmware (MIUI on Xiaomi, One UI on Samsung) this section may have a different name or be in a different menu.

📊 What smartphone do you have?
Samsung
Xiaomi
Google Pixel
Huawei/Honor
Other
⚠️ Attention: The built-in answering machine may conflict with some call applications (for example, Truecaller or WhatsAppIf calls start dropping after setup, check the permissions for these applications). in Settings → Applications.

2. Setting up an auto answer via Google Assistant (for all Android)

Google Assistant can not only control a smart home, but also automate answering calls. This method works on most devices with Android 8.0+ and does not require installing additional applications. active account Google and enabled assistant.

Setup instructions:

  1. Activate Google Assistantby saying "Okay, Google" or holding the button "Home" (on some devices - swipe from the corner of the screen).
  2. Say: "Set up automatic answering calls" or "Turn on answering machine".
  3. Follow the voice prompts to record a personal message (for example, "I'm driving, I'll call you back in 30 minutes").
  4. Indicate the trigger conditions: "Always", "Only in headphones" or "Only when the device is locked".

The advantage of this method is flexibility. For example, you can set up auto-reply only for contacts from "Favorites" or when the phone is connected to Android Auto. Minus: the message will only be played if the call is received through the standard application Phoneand not through Skype or Viber.

Record the response text in advance (up to 20 seconds)

Check that the microphone is not muted

Make sure Google Assistant has access to calls in the permissions settings

Disable other answering machines to avoid conflicts-->

3. Automatic response via SMS: how to send a message on a missed call

If you don’t need a voice message, but a text notification is enough (for example, “I’m in a meeting, write to WhatsApp”), you can set automatic SMS sending on a missed call. This function is available in the standard application Phone on most devices.

Action algorithm:

  1. Open the application Phone (usually the handset icon).
  2. Click on the three dots (⋮) in the upper right corner and select Settings → Quick replies (or Auto replies).
  3. Enable the option "Send SMS on missed call".
  4. Write the text of the message (for example, "Sorry, I can't answer. Write to Telegram: @yournick").
  5. Select for which contacts to apply the rule: "All", "Contacts only" or "Exceptions".

On some devices (Samsung Galaxy s One UI) this section may be called Messages when a call is rejected. Also note that you may be charged for sending SMS according to your operator's tariff.

Manufacturer Path to setting up SMS auto-reply Features
Samsung (One UI) Phone → ⋮ → Settings → Additional functions → Rejection messages You can set up different messages for different contacts
Xiaomi (MIUI) Phone → ⚙️ → Quick replies → Automatic reply to missed messages Works only when the mobile data is turned on
Google Pixel (Stock Android) Phone → ⋮ → Settings → Automatic replies Integration with Google Assistant for voice replies
Huawei (EMUI) Phone → ⋮ → Settings → Quick replies → Auto-SMS Supports templates with variables (for example, %name% for the contact name)
⚠️ Attention: If you have a third-party calling application installed (for example Truecaller or Drupe), the built-in SMS auto-reply function may not work. In this case, use the auto-reply settings within the application itself.

4. Third-party applications for automatic answering: TOP 5 solutions

If the built-in functions are not satisfactory (for example, you need a flexible schedule or support for instant messengers), you should pay attention to specialized applications. We tested dozens of options and selected the best:

  • 📞 Auto Answer (free, there is a Pro version) - plays a voice message or sends an SMS on a schedule. Supports integration with Tasker for advanced scenarios.
  • 🤖 AutoReply for Calls — allows you to configure different responses for different contacts and time periods (for example, “at work” from 9:00 to 18:00).
  • 📩 SMS Auto Reply —focuses on text replies, can analyze keywords in missed calls (for example, if someone calls “Mom” will send one message, and if “Work” - another).
  • 🔄 Call Auto Responder — supports AI voices (you can select the voice timbre and intonation for the answer).
  • 🚗 Driving Mode Auto Reply — specializes in responses while driving (integration c Android Auto).

When choosing an application, pay attention to:

  • 🔒 Permissions: the application should request access only to calls and SMS, and not to geolocation or contacts (if this is not required for functionality).
  • 📅 Schedule flexibility: the ability to customize responses by day of the week or time days.
  • 🎤 Voice message quality: some applications distort the voice when recording.
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Before installing a third-party answering machine, check reviews for the last 3 months - some applications stop working after Android updates.

5. Autoresponder for business tasks: integration with CRM and instant messengers

If you need not just to answer calls, but to keep track of calls (for example, for a small business or freelancing), ordinary answering machines will not work. In this case, you will need integration with CRM systems or business instant messengers. solutions:

1. Bitrix24 + Telephony

Service Bitrix24 allows you to connect a virtual PBX and set up an automatic response with redirection to the manager. To do this:

  1. Register in Bitrix24 and connect the module "Telephony".
  2. Set up the scenario: Incoming call → Play voice greeting → Translate to the operator.
  3. Record a greeting via the web interface or upload an audio file.

2. WhatsApp Business + Autoresponder

If customers call you through WhatsApp, you can set up an automatic answer right in the application:

  1. Open WhatsApp Business and go to Settings → Business tools → Quick replies.
  2. Create a response template (for example, “Thank you for your call! Our manager will contact you within an hour”).
  3. Enable the option "Answer on a missed call".
⚠️ Attention: When using business solutions, make sure your mobile plan supports call forwarding (check with your operator). Some virtual PBXs require a static IP address.

6. Typical problems and their solutions

Even after proper configuration, the answering machine may not work properly. We have collected the most common problems and ways to solve them:

Problem Possible cause Solution
Auto-reply does not work Conflict with another application (for example, Truecaller) Disable other autoresponders in Settings → Applications
SMS is not sent Not enough funds in the account or blocked by the operator Check your balance and settings tariff
Voice message is interrupted Weak network signal or audio file error Rewrite the message in format .mp3 with a bitrate of 128 kbps
Auto reply only works for some contacts Incorrect settings exceptions Check the rules in Settings → Auto Reply → Exceptions

If the problem is not solved, try:

  • 🔄 Restart your smartphone (sometimes helps with system glitches services).
  • 📱 Update the application Phone to the latest version via Google Play.
  • 🛠️ Reset network settings: Settings → System → Reset → Reset the mobile network.
What to do if the answering machine does not work on Xiaomi?

On devices Xiaomi s MIUI problems often arise due to battery optimization. To fix:

1. Go to Settings → Applications → Manage applications → Phone.

2. Select Permissions → Autorun and enable it.

3. In the same menu, disable Battery optimization for the application Phone.

4. Reboot the device.

After this, the answering machine should work.

7. Security: how not to disclose unnecessary information in an auto-reply

Automatic response is convenient, but it is important not to overdo it with details. Fraudsters can use information from your voicemail or SMS for social engineering. Follow these rules:

  • 🔐 Do not indicate in the message:
    • Your exact location ("I'm on vacation in Turkey until the 20th").
    • Document or bank card numbers.
    • Personal data (date of birth, address).
  • 📵 Do not use standard phrases like “I can’t answer” - better personalize (“I’m at an important meeting now, I’ll call you back after 17:00”).
  • 🔄 Update regularly message (for example, if you no longer work at company mentioned in the auto-reply).

If you use auto-reply for business, add to the message:

  • 📞 An alternative method of communication (email, website, messenger).
  • ⏰ Opening hours (for example, “We answer calls from 10:00 to 19:00.”
  • 🛡️ Fraud warning (for example, “Our employees never ask for PIN codes over the phone”).
💡

Never write phrases like “I’m at the bank right now” or “I don’t have access to my phone” in the auto-response - this may cause provoke scammers to attack (for example, a call from a “bank employee” asking to confirm the transfer).

FAQ: Frequently asked questions about auto-response on Android

Is it possible to set up different auto-responses for different contacts?

Yes, but the methods depend on the firmware:

  • On Samsung this is done in Phone → Settings → Messages when rejected → Manage lists.
  • On Google Pixel a third-party application will be required (for example, AutoReply for Calls).
  • On Xiaomi you need to use MIUI Lab (hidden functions).

In business applications (for example, Bitrix24) this is easier to set up - there are ready-made rules for contact groups.

Why does auto-reply work with a delay?

The delay is usually associated with:

  • 📶 A weak network signal (especially in basements or elevators).
  • 🔋 Battery optimization (Android can “put to sleep” background processes).
  • 📱 CPU overload (if resource-intensive applications are running simultaneously).

Solution: add the answering machine application to the battery optimization exceptions (Settings → Battery → Optimization → All applications → Find your answering machine → No restrictions).

Is it possible to set up auto-answering for calls via WhatsApp or Telegram?

In standard versions of messengers there is no such function, but there are workarounds:

  • For WhatsApp Business: use quick replies (setting in business profile).
  • For Telegram: bots like @ManyBot or @GroupHelpBot can send automatic messages for missed calls (premium account required).
  • Universal solution: application AutoReply for Calls supports integration with some instant messengers via Tasker.
How to disable the autoresponder if it is no longer needed?

The method depends on the setup method:

  • For built-in autoresponder: Settings → Accessibility → Call management → Disable auto-answer.
  • For Google Assistant: say "Ok Google, turn off auto-answer calls" or delete the rule in the assistant settings.
  • For third-party applications: open the application and deactivate the function or delete it.
  • For SMS auto-reply: Phone → Settings → Quick replies → Disable sending SMS.
Does the answering machine work in airplane mode or when the Internet is turned off?

No, for the answering machine to work you need:

  • 📶 Active cellular connection (for SMS response or voice message).
  • 📶 mobile data or Wi-Fi (for some applications, for example Google Assistant).

In Airplane mode or when there is no network, the answering machine will not work. An exception is if the call is redirected to another number (for example, through a virtual PBX), where auto-answer is configured.