Alternatives

Products that do what Bumblebox does

BumbleBox — AI email assistant that manages your inbox

1
AI Emaily▲165
Your AI inbox that writes like you + replies on autopilot
Jul 2026 · aiemaily.com
2
Upstream▲977
The inbox designed for humans and agents
Jun 2026 · upstream.do
3
Boomerang Respondable▲687
Write perfect emails with Artificial Intelligence
2016 · boomeranggmail.com
4
Superflows▲476
AI assistant for email - get to inbox zero faster
2023
5
Superinbox▲531
Email vibing in your Gmail / Outlook
Oct 2025
6
Inboxly AI▲137
Your AI powered public mailbox to be limitlessly reachable
2024
7
Slimbox▲81
Slim your Inbox with email Daily Summaries.
2022
8
Buzz Mail▲112
AI email assistant
2023
9
Blastable▲167
Get More Emails Inboxed Using AI
2025
10
MailAdept by mailwarm▲287
AI Agents & Email deliverability experts on your team
Jul 2026 · mailadept.com
11
Warmy.io▲417
Boost your email deliverability with an AI driven algorithm
2024
12
Replyless▲119
AI Email app that sends daily email briefs on Telegram
Apr 2026 · replyless.ai
13
HumanInbox▲69
Your AI personal assistant for email, on your phone
Apr 2026 · gethumaninbox.com
14
AgentMail▲275
Email Inboxes for AI Agents
Apr 2026 · agentmail.to
15
ReplylessAI▲122
AI Email app that's affordable, Hit Inbox Zero
Mar 2026
16
DearFlow▲225
Clear your inbox. Clear your mind.
2025
17
Breezemail▲169
Categorize your emails with AI
2024
18
Lavender▲233
A complete AI toolkit for amazing 1:1 emails in your inbox.
2020
19
InboxPilot▲123
Chatbot for Email using your Data
2025
20
Jotform Gmail Agent▲260
Automatically draft Gmail replies that sound just like you
2025
21
CXassist▲136
Put your inbox on autopilot with AI
2023
22
Supamail AI▲214
Turn Mail Inbox Chaos Into Clarity
Oct 2025
23
Atomic Mail Agentic▲268
Let your agents read, send, and react to email autonomously
Jun 2026 · atomicmail.ai
24
Gentle Invoice▲140
AI-powered inbox assistant for managing invoices
2025

Ranked by how close each launch is in meaning, then by votes. Refine with a description →