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Voice Broadcasting Software in India: What It Is & When It Fits

By · Chief Executive Officer, Wappblaster

In short: Voice broadcasting (bulk voice calls / OBD) plays a recorded message to lists at scale, billed per call attempt, and lives inside TRAI’s registered-telemarketing regime for anything promotional. It legitimately fits transactional alerts, rural low-smartphone audiences, and registered mass campaigns. For sales and follow-up it is the wrong machine: WhatsApp templates notify cheaper with proof, and only human conversations sell.

The pitch arrives in every business WhatsApp eventually: “Bulk voice calls: 1 lakh calls @ 12 paise! Your offer in every ear!” Voice broadcasting is a real, legitimate technology: and one of the most mis-sold products in Indian marketing, because the businesses buying it usually needed a different machine entirely. Here is the honest map.

What voice broadcasting actually is

You record a message (or text-to-speech generates one), upload a number list, and the platform dials everyone, playing the recording to whoever answers: sometimes with “press 1 to talk to an agent” branching. Billing is per call attempt or per connected second, in paise: cheap per unit, real money at lakh-scale. It is broadcast infrastructure: a cousin of bulk SMS, not of sales calling: no human from your side is on any call.

The rules (read before any campaign)

Promotional voice blasts to people without a relationship to you sit squarely inside TRAI’s commercial-communication regime: registered telemarketing rails (the 140-series), DND scrubbing, consent records, content registration. Reputable providers handle this machinery: which is a good filter, because a provider shrugging at compliance is renting you their problem. Transactional messages (OTPs, delivery alerts) ride separate, cleaner rails: the promotional/transactional line decides everything here, exactly as it does on WhatsApp.

The three uses that genuinely fit

  1. Transactional alerts at scale: banks, logistics, utilities: “your delivery arrives today”: where a call reaches people SMS misses.
  2. Low-smartphone audiences: rural and older segments where WhatsApp penetration lags: a voice note in the local language reaches where text cannot: agriculture boards and government schemes use exactly this.
  3. Registered mass campaigns: elections, public announcements: broadcast by nature, regulated as such.

Where it is the wrong machine (the mis-sold majority)

The decision in one line each

RMDialer sits deliberately on the human side of this line: we automate the dialing, the records and the WhatsApp follow-through: never the conversation. If a vendor offers you both machines in one pitch, now you know which questions to ask.

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  • guide
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Questions

Questions people ask about this

What is voice broadcasting software?

It plays a recorded message to lists at scale, billed per call attempt, and is also called bulk voice calls or OBD. Anything promotional sits inside TRAI's registered-telemarketing regime, while transactional alerts and reminders are its legitimate home.

Is voice broadcasting the same as an auto dialer?

No. An auto dialer automates the dialing and keeps a human in the conversation, which is sales calling. Voice broadcasting removes the human entirely and plays a recording, which is a different product with much stricter regulation.

Can I auto dial numbers from an Excel sheet?

Yes. Save the sheet as Excel or CSV with a mobile number column (name and any other columns are optional), import it in the app, and start a session. The dialer calls the rows in order and lets you mark each outcome. The same works from a Google Sheet, which can also be connected as a live source so new rows import themselves.

How can I import leads from Facebook lead ads into a dialer?

Connect the ad account or the Google Sheet that Facebook writes leads into as a lead source. New rows are checked every few minutes, de-duplicated, tagged with the source and assigned to your team, so the enquiry is ringing on a rep's phone within minutes instead of waiting in a spreadsheet until someone exports it.

Can leads from JustDial and IndiaMART be called automatically?

Yes. Export or connect the portal's lead list (most portals email or expose leads by sheet or API), let the app import new enquiries on a schedule, and set the fresh leads to auto dial first. Speed to lead is what wins portal enquiries: the first supplier to call usually gets the order.

What is an auto dialer app?

An auto dialer app calls a list of phone numbers one after another so the caller never types a number. On Android, an app like RMDialer runs the session on the phone itself using the SIM already in it: you pick a list from Excel, a Google Sheet, an API or assigned leads, press start, and the app dials each number in turn while you mark the outcome between calls.

What is a business dialer app?

A business dialer app replaces the default phone app on an Android phone with one made for selling: caller ID from your own leads, the last remark on screen when a customer rings, two-tap status and follow-up after each call, automatic WhatsApp, and a call log that filters by lead status. It is a personal CRM for one owner and a team system when several people use it.

Does RMDialer work on iPhone?

No. RMDialer is an Android app because iOS does not let a third-party app replace the phone dialer, read the call log or place calls automatically. It supports Android 8.0 and above. The owner's Web CRM works in any browser, including Safari on a Mac or iPhone.

Which is the best auto dialer app for Android in India?

For small and mid-sized Indian teams the best fit is a SIM-based auto dialer that runs on the phones they already own, because customers answer normal mobile numbers and there is no per-minute bill. RMDialer, Runo, GoDial, Calley and NeoDove all offer this; they differ on whether a CRM, WhatsApp automation and team reports are included in the same price.

How much does an auto dialer app cost in India?

SIM-based auto dialer apps in India cost roughly ₹150 to ₹500 per user per month; cloud dialers with virtual numbers start higher and add per-minute charges. RMDialer is ₹159 per user per month on the yearly plan, plus taxes, with the auto dialer, lead CRM, WhatsApp automation, team reports and the Web CRM all included in that one price.

What is call management software?

Software that handles what happens around every business call: knowing who is calling, seeing their history before answering, saving the outcome after, queuing missed calls for a call-back, sending the follow-up message and reporting it all per employee. In a mobile business it runs inside the phone dialer rather than on a call-centre server.

How does an auto dialer work on a mobile phone?

The app becomes the phone's dialer, reads a list you give it and places each call over the SIM the same way you would by hand, only without the typing. After each call it waits a few seconds (the gap you set), shows a two-tap outcome sheet, then dials the next number. Busy and unanswered numbers can be retried automatically at the end of the list.

What is a good gap between auto-dialled calls?

Five to ten seconds. That is enough to save the outcome of the last call and glance at the next lead's details without breaking rhythm. Set it longer, 15 to 20 seconds, for teams that write a proper remark after every call, and shorter for confirmation or reminder campaigns where the script is fixed.

What is the difference between a power dialer and a predictive dialer?

A power dialer calls one number at a time for one agent and waits for that call to end, so every answered call has a person ready. A predictive dialer calls several numbers at once and connects the ones that answer to whichever agent is free, which needs a call-centre server and causes dropped "silent" calls. Mobile auto dialers like RMDialer are power dialers on a SIM.

Can an auto dialer skip busy numbers and retry later?

Yes. When a number is busy, switched off or not answered, the session marks it and moves on. Those numbers are retried automatically at the end of the list, and anything still unreached stays in the list for the next session, so nobody has to re-import or re-sort the sheet.

Customer reviews

What businesses say about RMDialer

Real businesses, real numbers: how owners and sales teams across India and 12+ countries use RMDialer every day.

Rated 4.9 by customers 5.0 on Google Play 1K+ downloads India + 12+ countries
  • “Telecaller app for Android that my staff actually use. Enquiry list is assigned to each telecaller, the auto dialer calls it from their own SIM, and test ride bookings come to me live. Punjabi interface for the girls at the desk. Price is honest, everything included, no per-user surprises.”
    Harpreet Singh Owner · Two-wheeler showroom Ludhiana
  • “We needed an auto dialer app that works on our own MTN and Airtel lines, not a call centre subscription in dollars. RMDialer runs on the phones my agents already have, dials the enquiry list, and the WhatsApp follow-up goes out after every call. Works even when the network drops and syncs later.”
    Grace Okafor Managing director · Travel agency Lagos, Nigeria
  • “We looked for telecalling software for a nine-person loan team and every quote came with cloud seats and per-minute bills. RMDialer telecalling software runs on the callers' own Jio SIMs: the lead list dials itself, the remark goes on the number, and I get dials, connects and talk time per caller every evening. Cost is one flat price per user.”
    Kavita Iyer Operations head · Loan DSA Chennai
  • “Earlier I was dialling 80 to 100 portal leads a day by hand from Excel. With RMDialer auto dialer app I import the sheet, press start and it calls one by one from my own Jio SIM. Between calls I mark Interested or Site visit in two taps and the follow-up rings me on time. Closed 3 flats last month from leads I would have forgotten.”
    Rakesh Choudhary Real estate consultant · Property advisory Jaipur
  • “We tried two telecalling CRM software before this and my counsellors stopped filling them within a week. RMDialer is the phone app itself, so every admission enquiry gets logged whether they like it or not. The auto WhatsApp after call sends the fee structure by itself. I see all 4 counsellors' calls on the web CRM every evening.”
    Priya Nair Owner · Coaching institute Kochi

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