Alternatives

Products that do what Echo does

Send encrypted letters only destiny can unlock.

1
Finch▲79
Encrypted file sharing and messaging for geeks
2017
2
Letters▲299
Send beautiful emails, anonymously
2024
3
Echo by Amazon▲479
A hands-free speaker you control with your voice
2014
4
Wishoom▲157
Send a message to the universe
2025
5
Echo▲204
Faster, friendly voice comments
2023
6
NFT Letters▲157
Mint encrypted letters as NFTs for your loved ones
2022
7
Echo▲204
Instant voice messenger with speech-to-text for remote teams
2020
8
Echo▲3
Private, offline speech-to-text that respects your data
Jan 2026
9
sendsecure.ly▲80
Send secrets to anyone without leaving a digital footprint
2022
10
Hansel by Seedling▲106
Your email, your server, your keys so you're not locked out
21d ago · github.com
11
Crypton.sh - SMS▲85
Secure Anonymous SMS in the cloud (and a phone number)
2018
12
Keybase Chat▲253
End-to-end encrypted chat built into Keybase
2017
13
DataSafe – Encrypted messages via hotkey▲86
A tiny app to quickly send encrypted messages with a hotkey
2025
14
Secret▲173
Send a message through a safe, private, and encrypted link
2017
15UE
Use encrypted passwords in shell scripts signed with your SSH key▲117
2018 · github.com
16
Hop Encrypted Email▲132
Completely private chat email, w/ encrypted email messaging
2017
17
Sealed Messenger▲95
Send locked messages that eventually... unlock
2016
18
Echo▲192
Capture easier, think better with AI voice and text notes
2024
19
Cipheroji▲185
Encrypting text to emoji
2024
20
Cipherly▲15
Encrypt, disguise and hide messages — 100% offline
Jul 2026 · github.com
21
Enigma X▲171
Your own encryption in any messenger
2025
22
Inky 3▲160
Send encrypted emails using your current email provider
2016
23
Signal 2.0▲140
Send end-to-end encrypted text, picture, and video messages
2015
24
Misakey 1.0▲112
Send encrypted documents & messages to anyone
2020

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