Cape mobile cell service
Ranked 3 of 9 mobile phone plans by recommenders
Recommended for SIM-swap protection, IMSI rotation and a security-focused cellular stack built in-house. Critics question trust in founders with national security and Palantir ties, and cite high prices.
Recommended for SIM-swap protection, IMSI rotation and a security-focused cellular stack built in-house. Critics question trust in founders with national security and Palantir ties, and cite high prices.
29 people gave an opinion
- recommend it
- 19
- criticize it
- 10
- approval share
- 66%
Recommended in 7 of 13 months
- November 2025: not recommended
- December 2025: not recommended
- January 2026: not recommended
- February 2026: recommended
- March 2026: recommended
- April 2026: not recommended
- May 2026: recommended
- June 2026: recommended
- July 2026: recommended
- August 2026: not recommended
- September 2026: recommended
- October 2026: recommended
- November 2026: not recommended (month in progress)
Why it doesn’t carry the badge
- 19 people recommend itNeeds 10 or more, met.
- 1.9 recommenders for every criticNeeds 2 to 1 or better, not met.
- Recommended in 7 of 13 monthsNeeds 4 or more, met.
The same three rules apply to every product, and the badge can’t be bought. How the badge works
What people say about it
The reasons people give, with the number of comments that give each one. Open a reason to read what they said.
Why people recommend it
Each mark is one comment
SIM swap protection and IMSI rotation
“protection against SIM swapping and encrypted voicemail presumably both provide security benefits regardless”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “they are pretty expensive for me. The rotating IMSI and two additional numbers seems cool”
Comment from 6 Mar 2026 in “The Government Uses Targeted Advertising to Track Your Location” “Cape has SIM swap protection and IMSI rotation.”
Comment from 28 Jul 2026 in “Donate to GrapheneOS” Better cellular security than carriers
“they are definitely among the few who are treating the signaling plane with the proper level of scrutiny”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “they actually do manage to make decent security improvements on the cellular stack”
Comment from 12 Oct 2026 in “Feds got warrants to use fake cell towers to hunt down Don Lemon's producer” “Cape seems like the most secure service provider I've seen”
Comment from 12 Sep 2026 in “GrapheneOS' rewritten Messages app is released” Own mobile core and software stack
“Cape wrote their own mobile core, nearly from scratch. They control the whole software stack”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “supposedly a more complete tech stack of their own”
Comment from 6 Mar 2026 in “The Government Uses Targeted Advertising to Track Your Location” Hard to locate or track users
“Cape seems to be doing something far more technical so that no one can locate you by your phone number”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “why not choose the carrier that is actually making an effort not to track you”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid”
What people warn about
Each mark is one comment
Founders' Palantir and government ties
“Cape is cofounded by Palantir alums; national security agencies are their main market.”
Comment from 12 Oct 2026 in “Feds got warrants to use fake cell towers to hunt down Don Lemon's producer” “I was all excited about it until I looked at who ran it. Pretty much people from Plantier and navy seals.”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “I led the national security business at Palantir”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” High monthly fee and device price
“Cape's coverage is up there with its pricing in terms of being a major barrier to retention”
Comment from 28 Jul 2026 in “Donate to GrapheneOS” “they are pretty expensive for me. The rotating IMSI and two additional numbers seems cool”
Comment from 6 Mar 2026 in “The Government Uses Targeted Advertising to Track Your Location” “the signal I got on the device - was just not worth the full price of $99”
Comment from 26 Feb 2026 in “Cell Service for the Fairly Paranoid” - Comment from 23 Nov 2025 in “Signal knows who you're talking to (2023)”
Privacy motives questioned
“Make money off surveillance, and then make money off selling a privacy product.”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “I think you don't really care about privacy.”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid” “In fact it has only redoubled my doubts.”
Comment from 25 Feb 2026 in “Cell Service for the Fairly Paranoid”
Other mobile phone plans people recommend
The four most recommended other mobile phone plans, with the same counts for each, so you can compare like for like. The tick on each bar marks the 2 to 1 line the badge needs.
| Product | Recommend | Criticize | Approval | Months | Owned | Badge |
|---|---|---|---|---|---|---|
| US Mobile | 31 | 2 | 94% | 9 | 1 yr6 owners | Approved |
| Google Fi | 26 | 20 | 57% | 9 | 9 yrs3 owners | — |
| Cape mobile cell serviceThis page | 19 | 10 | 66% | 7 | — | — |
| Airalo eSIM | 16 | 9 | 64% | 5 | — | — |
| Mint Mobile | 15 | 3 | 83% | 4 | 7 yrs3 owners | Approved |
What people said
33 of the 34 comments that mention it, newest first. Each links to the original comment.
“Cape is cofounded by Palantir alums; national security agencies are their main market.”
“they actually do manage to make decent security improvements on the cellular stack”
“Cape seems like the most secure service provider I've seen”
“Cape's coverage is up there with its pricing in terms of being a major barrier to retention”
“Cape has SIM swap protection and IMSI rotation.”
“Cape's pretty great on a lot of levels.”
“demonstrates powerful completion workflows that use daily in Emacs”
“they are pretty expensive for me. The rotating IMSI and two additional numbers seems cool”
“supposedly a more complete tech stack of their own”
“the signal I got on the device - was just not worth the full price of $99”
“Cape can only do a couple things to make the baseband and the network Slightly Less Evil”
“I think you don't really care about privacy.”
“Cape seems to be doing something far more technical so that no one can locate you by your phone number”
“The government does not get the benefit of the doubt when it comes to "past performance is not indicative of future performance".”
“I was all excited about it until I looked at who ran it. Pretty much people from Plantier and navy seals.”
“It seems like Cape can't possible a worse option than the status quo.”
“they are definitely among the few who are treating the signaling plane with the proper level of scrutiny”
“I led the national security business at Palantir”
“In fact it has only redoubled my doubts.”
“I say "Cape is not a honeypot" a lot just so I don't appear to be mincing words.”
“The premise of your company pivots on trust , not technology, the same tech is known and available to everyone else too.”
“Using it for travel makes sense, but again being a device that doesn't a have an owner is as the kids say is sus.”
“why not choose the carrier that is actually making an effort not to track you”
“we have a product that can help both government and consumer users”
“protection against SIM swapping and encrypted voicemail presumably both provide security benefits regardless”
“I've been following y'all's work for a while (and considered some of those early forward deployed engineer positions), but I'm struggling to see how this all works as a consumer product.”
“Cape has deployed narrative control”
“no one else is building a high-quality, first-class solution to these specific cellular problems”
“we're the only ones providing some of these features, and we have a lot more in the hopper still to come”
“The service is excellent, and the security features haven't ever interfered with my use of the phone.”
“Make money off surveillance, and then make money off selling a privacy product.”
“Cape wrote their own mobile core, nearly from scratch. They control the whole software stack”
“has a ridiculous monthly fee”
Counts come from 1,795,640 Hacker News comments, November 2025 to November 2026. How we count. Report a mistake.