We compared the top ringless voicemail platforms on features, pricing, channels, and ease of use. Here's our honest breakdown to help you pick the right tool.
| Tool | Voicemail | SMS | AI | Pricing | |
|---|---|---|---|---|---|
| VoiceBlast | From $10 | ||||
| Sly Broadcast | $0.04-0.10/msg | ||||
| Drop Cowboy | $0.07-0.09/msg | ||||
| Stratics Networks | Contact sales | ||||
| CallTools | $100+/seat | ||||
| REDX | $40-60+/mo | ||||
| Mojo Dialer | $99-149/mo |
Best overall — voicemail + SMS + email in one platform
VoiceBlast is the only ringless voicemail platform that also includes SMS blasts, email campaigns, and an AI Secretary. Upload your contacts, record or upload a voicemail, and blast it alongside a text and email — all with one click. Built-in lead finder, 2-way SMS inbox, and AI that handles inbound calls and texts automatically.
Established voicemail-only platform
Sly Broadcast is one of the original ringless voicemail services. It's simple and reliable for voicemail drops, but it only does voicemail — no SMS, no email, no multi-channel campaigns. Pricing is per-message, which gets expensive at volume.
Voicemail and SMS with per-message pricing
Drop Cowboy offers ringless voicemail drops and SMS messaging. It covers two channels but lacks email campaigns and omnichannel blasting. Per-message pricing can be unpredictable at scale.
Enterprise ringless voicemail service
Stratics Networks is an enterprise-grade ringless voicemail provider. They offer high-volume voicemail delivery but require contacting sales for pricing and setup. No self-serve option.
Call center platform with voicemail drop add-on
CallTools is primarily a predictive dialer and call center platform that includes voicemail drop as an add-on feature. It's powerful for teams already running a call center but overkill if you just need voicemail drops.
Real estate leads with power dialer
REDX provides expired listing and FSBO leads for real estate agents with an optional power dialer add-on. While it doesn't offer ringless voicemail, it's a common tool agents compare when looking for outreach solutions.
Triple-line power dialer for cold calling
Mojo Dialer is a multi-line power dialer designed for high-volume cold calling. It doesn't offer ringless voicemail, but agents often compare it when deciding between cold calling and voicemail drop strategies.
Ringless voicemail (RVM) delivers a pre-recorded voice message directly to someone's voicemail inbox without their phone ever ringing. It's a non-intrusive way to reach leads at scale — you can drop voicemails to hundreds of contacts in minutes instead of cold calling them one by one.
Ringless voicemail is legal in most US states when used in compliance with TCPA regulations. Key requirements: you need prior express consent for marketing messages, must honor do-not-call lists, and should include opt-out instructions. Always consult legal counsel for your specific use case and state.
VoiceBlast is the best option for real estate agents because it combines ringless voicemail with SMS blasts and email campaigns. Instead of just dropping a voicemail, you can hit expired listings with a voicemail, text, and email simultaneously — and the AI Secretary handles callbacks automatically. This multi-channel approach gets 3-5x higher response rates than voicemail alone.
Pricing varies by provider. Per-message services like Sly Broadcast charge $0.04-0.10 per voicemail. Credit-based platforms like VoiceBlast start at $10 for 150 credits (voicemails cost 3 credits = ~$0.20 each, but you also get SMS and email included). At higher volumes, VoiceBlast's Growth plan ($49/month for 800 credits) brings per-voicemail cost down to ~$0.18 with multi-channel outreach included.
Ringless voicemail is more scalable and less intrusive. Cold calling reaches ~5% of people (the rest don't answer), while voicemail drops reach 100% of recipients. The best strategy combines both: drop voicemails at scale, then personally call the leads who respond. Tools like VoiceBlast add SMS and email to the mix for even higher response rates.
VoiceBlast combines voicemail drops, SMS blasts, and email campaigns in one platform. Start free — no credit card required.