Software Alternatives, Accelerators & Startups

Vapi VS Mailshake

Compare Vapi VS Mailshake and see what are their differences

Vapi logo Vapi

Voice AI Infrastructure for the Internet

Mailshake logo Mailshake

Mailshake lets you build your professional network through a smart and intuitive approach to cold emailing.
Not present
  • Mailshake Landing page
    Landing page //
    2023-02-09

Vapi features and specs

No features have been listed yet.

Mailshake features and specs

  • User-Friendly Interface
    Mailshake has a clean and intuitive interface that makes it easy for users to navigate and set up email campaigns quickly.
  • Automated Follow-ups
    The platform allows for automated follow-up emails, which helps increase engagement and response rates without manual intervention.
  • Personalization
    Mailshake provides options for personalization tags in emails, enabling users to create more customized and relevant messages.
  • Integrations
    Mailshake integrates with a variety of other tools such as CRMs and email providers, allowing for seamless workflow automation.
  • Real-time Analytics
    Offers comprehensive analytics on email campaign performance, including open rates, click rates, and response rates.

Possible disadvantages of Mailshake

  • Limited Customization
    Some users may find that the platformโ€™s customization options for email templates and sequences are limited.
  • Pricing
    Mailshake's pricing may be on the higher side for small businesses or individual users with limited budgets.
  • Learning Curve
    Although the interface is user-friendly, there can be a learning curve for users who are entirely new to email marketing platforms.
  • Limited Advanced Features
    Compared to some other email marketing platforms, Mailshake may lack certain advanced features like advanced segmentation or A/B testing options.
  • Email Deliverability
    Some users have reported issues with email deliverability, which can affect the overall success of email campaigns.

Analysis of Mailshake

Overall verdict

  • Mailshake is a strong choice for those seeking an efficient and effective tool for email outreach campaigns. Its combination of automation, personalization, and ease of use makes it a valuable asset for marketing and sales professionals.

Why this product is good

  • Mailshake is considered a good email outreach tool because it offers user-friendly features for cold emailing, automated follow-ups, and email personalization. It integrates well with various CRM systems and ensures high email deliverability rates. The platform also provides detailed analytics to help users optimize their campaigns.

Recommended for

  • Sales teams looking to automate their outreach process.
  • Marketers aiming to improve their email campaign effectiveness.
  • Businesses wanting to maintain and improve email deliverability and engagement rates.
  • Small to mid-sized companies looking for an affordable, scalable solution for email marketing.

Vapi videos

Exploring Vapi A Quick Review - Discuss what is needed to compare to Air.Ai

More videos:

  • Review - a 1hr voice convo with AI (VapiAI)
  • Tutorial - How To Build a $5,000 AI Voice Assistant For FREE With Vapi

Mailshake videos

Mailshake Review and Tutorial: l: How To Massively Speed Up Your Outreach Process

More videos:

  • Review - Mailshake Review - Is This Outreach Tool Any Good? (~1 year use)
  • Tutorial - Mailshake Review - How to set up cold email campaign (step-by-step)

Category Popularity

0-100% (relative to Vapi and Mailshake)
AI
76 76%
24% 24
Email Marketing
0 0%
100% 100
Customer Support
100 100%
0% 0
Sales
0 0%
100% 100

User comments

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Reviews

These are some of the external sources and on-site user reviews we've used to compare Vapi and Mailshake

Vapi Reviews

SigmaMind AI vs Vapi vs Retell: Data Privacy that Developers can trust
Developers shouldnโ€™t have to guess what happens to their conversations once they hit the platform. With Vapi and Retell, โ€œownershipโ€ often comes with strings attached. SigmaMind AI takes the opposite stance: your data is fully yours, and nothing is used for training without your consent.
AI Voice Agent Platform For Business: A Complete Guide 2026
Iรขย€ย™d recommend Vapi if you are planning to create advanced AI meeting agents. It is great for creating custom flows and integrates easily with all of your databases, CRMs, and knowledge bases.
Top 10 AI Voice Agent Development Companies [2026]
Vapi is a San Francisco-based AI Voice Agent Development Agency founded 2023. This company is well-known for its developer-first platform that supports businesses to deploy their own AI voice agents. Vapi is one of the top custom voice ai companies toronto.
10 Best Custom AI Voice Agents for 2026: My Hands-On Review
Vapi AI, an advanced voice agent, stands out with its fast performance; it has sub-500ms latency and 99.9% uptime. Itโ€™s backed by a forward-deployed team, built-in AI guardrails, and has full compliance with SOC2, HIPAA, and PCI standards.

Mailshake Reviews

Top 10 Lead Generation and Engagement Tools
Mailshake focuses on cold email outreach and lead nurturing, offering easy-to-use templates and automation to streamline the entire process.
Source: rainex.io
The 24 Best Email Marketing Tools
A sales-focused online tool that integrates email with phone calls and social media. Mailshake enables sales reps to send personalized, high-volume cold email; engage with prospects via phone and social media; and set up automated outreach sequences (just make sure you have clean data and the ability to quickly take recipients out of the sequence if needed). Unlike standard...
Source: webbiquity.com
The Best Email Marketing, Sales Prospecting, and Email Automation Software
Mailshake integrates with Gmail and other Google apps to help reach more people. The software creates customized emails that appear like a normal email from a Gmail address. It allows for mail automation thanks to its various templates that give one the capability of creating email campaigns that are effective.

Social recommendations and mentions

Based on our record, Vapi should be more popular than Mailshake. It has been mentiond 9 times since March 2021. We are tracking product recommendations and mentions on various public social media platforms and blogs. They can help you identify which product is more popular and what people think of it.

Vapi mentions (9)

  • The 8 Best Platforms To Build Voice AI Agents
    The Vapi platform helps developers build and deploy voice agents and AI products in Python, React, and TypeScript. It provides two ways to make intelligent voice apps. It's assistant's option allows you to create simple conversational services that may require a single system prompt for the underlying model's operations. - Source: dev.to / 4 months ago
  • OpenClaw Is Changing My Life
    It can make/take phone calls[0], but they need to be prompted on the nature of the call, the data they need, and how to collect it. They can also output the results of the call via API. An AI agent from Masterworks recently called me using this technology. [0] https://vapi.ai/. - Source: Hacker News / 5 months ago
  • How to Set Up Voice AI Webhook Handling for Real Estate Inquiries Effectively
    ### Resources **VAPI Documentation:** [vapi.ai/docs](https://vapi.ai/docs) โ€“ Voice agent API, webhook integration, real-time call transcription, intent detection endpoints, assistant configuration, function calling. **Twilio Voice API:** [twilio.com/docs/voice](https://twilio.com/docs/voice) โ€“ Phone integration, call handling, webhook callbacks, TwiML response formatting, call status tracking. **GitHub... - Source: dev.to / 6 months ago
  • Implementing Real-Time Streaming with VAPI: My Journey to Voice AI Success
    ## Resources **VAPI**: Get Started with VAPI โ†’ [https://vapi.ai/?aff=misal](https://vapi.ai/?aff=misal) **VAPI Documentation:** Official [VAPI API reference](https://docs.vapi.ai) covers WebSocket voice streaming, real-time transcription configuration, and function calling patterns for conversational AI. **Twilio Voice API:** [Twilio Media Streams](https://www.twilio.com/docs/voice/media-streams) documentation... - Source: dev.to / 6 months ago
  • I built a voice AI agent to clean my emails, meetings, and Slack DMs (Composio, Vapi, OpenAI TTS) ๐Ÿช„
    Paul Atreides uses the Voice as a tool for control and assertion. Imagine commandeering an AI agent with this voice. We built an AI agent using Composio, Vapi, and OpenAI TTS integrated with Gmail, Slack, and Google Calendar. It can summarise emails, schedule meetings, and search for Slack messages. Your entire morning routine is stress-free. - Source: dev.to / 9 months ago
View more

Mailshake mentions (5)

  • Complete Cold Emailing Guide - eCommerce Version
    When it comes to selecting a client for sending your emails, there are countless options to choose from. We're not affiliated with any specific one, but we've found QuickMail to be effective for maximizing deliverability. While the user interface could be improved, it gets the job done and we haven't found a compelling reason to switch. Other popular alternatives include Instantly, Lemlist, MailShake, and many... Source: over 3 years ago
  • Where to find cool react native jobs
    Create an account on mailshake.com > create a simple automated email funnel of 2 emails, one that sends 7 days after the first one. Source: almost 4 years ago
  • cold b2b emails
    Lemlist to send emails or Mailshake as another good option. I prefer Lemlist as IMO has a better UI and includes warming-up service. Source: about 4 years ago
  • 30 interviews at companies like Microsoft and Stripe in 1 month. Here's how.
    Do outreach and follow ups at scale. If you do this right and follow up well, your reply rates sky rocket. For my own job search, I used an email automation tool from Hunter but Mailshake and other tools work too. Source: over 4 years ago
  • My 'under 700ms' SaaS - How I plan to automate the entire process, from finding leads to the sale itself - broken down for you to replicate ๐Ÿ˜„
    For this, I'm currently using MailShake: https://mailshake.com/. Source: over 4 years ago

What are some alternatives?

When comparing Vapi and Mailshake, you can also consider the following products

Retell AI - API that enables developers to build human-like voice agents

lemlist - The prospecting tool to automate multichannel outreach & actually get replies.

Bland AI - An AI Phone Calling API

Reply.io - Reply.io is an AI-driven sales engagement platform that automates cold outreach through unlimited mailboxes, converts website traffic into booked meetings with AI Chat, and empowers your team to streamline the entire sales process with AI SDRs.

Eleven Labs - The most realistic and versatile AI speech software, ever. Eleven brings the most compelling, rich and lifelike voices to creators and publishers seeking the ultimate tools for storytelling.

MailChimp - MailChimp is the best way to design, send, and share email newsletters.