Life & fun · alternatives · 2026
24 alternatives to Message in a Box
Reveal a message hidden in a virtual heart-shaped box.
Below are 24 products that do a similar job, ranked by how close each is in meaning and then by launch-day votes. Message in a Box launched in 2020; newer entries below may have overtaken it.
- 1
Secret▲173Send a message through a safe, private, and encrypted link
2017 · getsecret.vercel.app · its alternatives →
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This is a text steganography application optimized for use on Twitter, written in Clojure. - dpapathanasiou/tweet-secret
2013 · github.com · its alternatives →
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Turn any message into a tiny guessing game for your friends.
Nov 2025 · unboxthemessage.com · its alternatives →
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HeartMail▲166Valentine letters by internet humans delivered in your inbox
2022 · heartmail.softr.app · its alternatives →
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Set in Block▲77Blockchain-based permanent message creator and reader
2018 · setinblock.com · its alternatives →
- 10
Send your crush a virtual Valentine's letter & playlist
2022 · its alternatives →
- 11
Thankbox 2.0▲85Like passing a card around the office, but without the card
2020 · thankbox.com · its alternatives →
- 12
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SantaCard▲126Create a personalized video message from Santa
2024 · santacard.app · its alternatives →
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Inboxly AI▲137Your AI powered public mailbox to be limitlessly reachable
2024 · inboxly.me · its alternatives →
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Send locked messages that eventually... unlock
2016 · apps.apple.com · its alternatives →
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Vxcards▲93Make greeting and invites cool again using augmented reality
2019 · apps.apple.com · its alternatives →
- 22
Choose any photo and send it as a postcard!
2016 · mailform.io · its alternatives →
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Send an interactive card to your significant other
2015 · sketchfab.com · its alternatives →
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Ranked by how close each launch is in meaning, then by votes. Prices were read from each product’s own site when checked and can change. Refine with your own description →