Caltsu Alternatives
Looking for something other than Caltsu? Here are the top-rated alternatives ranked by the community.
Rankings factor in vote confidence: more votes can outweigh a higher score with fewer votes.
1
P
Proxy Solutions
⭐ Paid proxies: private, UDP, IPv4 and mobile 4G/5G
Both in Security & Privacy
10
=
S
Site Knock
Ship production-ready NextJS apps in minutes
Both in Security & Privacy
10
3
B
Bitwarden
Open-source password manager with end-to-end encryption and free tier
Both in Security & Privacy
9
=
1
1Password
Password manager for families and businesses with secure vaults and 2FA
Both in Security & Privacy
9
=
P
ProtonMail
Encrypted email service with zero-access encryption
Both in Security & Privacy
9
6
H
HashiCorp Vault
Secrets management and data protection for dynamic infrastructure
Both in Security & Privacy
8.1
7
A
Avira
Cybersecurity software provider for individuals and businesses
Both in Security & Privacy
8
=
P
Proton VPN
Get fast, secure VPN service in 140+ countries
Both in Security & Privacy
8
=
C
Cranium
End-to-end AI security and governance solution
Both in Security & Privacy
8
=
O
OpenAM
Open-source identity and access management system
Both in Security & Privacy
8
=
L
LimeWire
Digital identity authentication service
Both in Security & Privacy
8
=
A
Avast
Join hundreds of millions of others & get free antivirus for PC, Mac, & Android
Both in Security & Privacy
8
=
S
Symantec
Protecting against cyber threats and attacks
Both in Security & Privacy
8
=
D
Datadog
Observability and security platform for monitoring infrastructure and applicatio…
Both in Security & Privacy
8
=
F
Firesheep
Open-source tool for intercepting and stealing HTTPS sessions
Both in Security & Privacy
8
16
S
Slick
Slick is a privacy-focused search engine alternative to Google with its own inde…
Both in Security & Privacy
7.9
17
D
DuckDuckGo
The Internet privacy company that empowers you to seamlessly take control of you…
Both in Security & Privacy
7.8
18
L
Locki
AES-256-GCM encryption for your team — right inside Slack, Gmail, Jira, and Goog…
Both in Security & Privacy
7.6
19
P
Paragon Integration Infrastructure
Ship native integrations faster with Paragon’s integration infrastructure, manag…
Both in Security & Privacy
7.5
20
D
digga · Domain & Infrastructure research
Free domain lookup for DNS records, RDAP, WHOIS, subdomains, IPs, and email secu…
Both in Security & Privacy
7
Quick Compare
See how Caltsu stacks up against alternatives
Frequently Asked Questions
What are the best alternatives to Caltsu?▾
The top-rated alternatives to Caltsu are #1 Slick, #2 DuckDuckGo, #3 Locki — all ranked by community votes.
Is Caltsu the best in its category?▾
Caltsu is ranked in this category. Vote to help determine its position.
How do Caltsu alternatives compare?▾
Use Peakd's head-to-head comparison feature to see Caltsu vs any alternative side by side — including scores, pros/cons, and community sentiment.