Secure Signal Inc. review: score, privacy and prices

1.46

out of 10#323 of 377 in the main ranking
Free / mobile app median 2.3

  • Free / mobile app
  • Jurisdiction:USA, 5 Eyes
  • Data completeness67%
  • Checked2026-10-15
  • No email to sign up
  • Free plan

In 10 seconds

Strongest against its segment

  • Privacy and jurisdiction3.3 vs 2.7
  • Censorship bypass0.0 vs 0.5
  • Platforms and support1.5 vs 2.8

Weakest against its segment

  • Network and streaming0.0 vs 1.7
  • Security and protocols0.0 vs 1.2
  • Price and fair terms2.1 vs 3.4
  • Jurisdiction in the 5 Eyes alliance
  • Stores session times
  • Ads in the free plan

Compare Secure Signal Inc. (Thunder VPN / Secure VPN publisher) side by side with other VPNs

How the score adds up

Six sub-scores, each against the median of Free / mobile app services in the main ranking (80 services). Open a line to see which published facts earned points and which were missing or not disclosed.

Secure Signal Inc. (Thunder VPN / Secure VPN publisher)segment median

  • Privacy and jurisdiction30% of the score · segment median 2.73.3
    What earned points
    • No-logs policy +2
    • Independent no-logs audit +3
    • No-logs confirmed in court +1
    • Warrant canary +1
    • Transparency report +1
    • Sign-up without email +1.5
    • Account number sign-up +0.5
    • Stores connection IP (penalty) −3
    • Public incident (penalty) −2
  • Security and protocols20% of the score · segment median 1.20.0
    What earned points
    • Kill switch +2
    • DNS leak protection +1.5
    • RAM-only servers +1
    • Post-quantum encryption +1
    • Perfect forward secrecy +0.5
    • Security audit +2
    • Open-source clients +1.5
    • 2FA +1
    • Multi-hop +1
    • Bug bounty +1
    • Only PPTP / L2TP (penalty) −2
  • Price and fair terms15% of the score · segment median 3.42.1
    What earned points
    • Free plan +1.5
    • Free trial +1
    • Trial without a card +1
    • Crypto payments +1
    • Cash payments +0.5
  • Censorship bypass15% of the score · segment median 0.50.0
    What earned points
    • Stealth / obfuscation +2
    • VLESS / Reality +1.5
    • Trojan +1
    • Hysteria2 +1
    • Shadowsocks +1
    • AmneziaWG +1
    • obfs4 +0.5
    • TUIC +0.5
    • NaiveProxy +0.5
    • Mirrors or Telegram channel +0.5
    • VoIP in the UAE (claimed) +0.5
    • Manual configs +0.5
  • Network and streaming10% of the score · segment median 1.70.0
    What earned points
    • 10 Gbps servers +1
    • Dedicated IP +0.5
    • Port forwarding +0.5
    • MENA locations +0.5
    • Torrenting allowed +1
  • Platforms and support10% of the score · segment median 2.81.5
    What earned points
    • Routers +1
    • Browser extensions +0.5
    • Split tunneling +1
    • Ad / tracker blocker +1
    • 24/7 live chat +2
    • live chat +0.5
    • Support on Telegram +0.5
    • Status page +0.5

Secure Signal Inc. (Thunder VPN / Secure VPN publisher) pricing

Secure Signal Inc. (Thunder VPN / Secure VPN publisher) does not publish a paid price we could read. Free plan: Yes. Market median across the main ranking: €3.13 a month.

Refunds, trial and payment

Refund window
Not stated
Refund conditions
No refund if suspended for breach; otherwise not stated
Free trial
Not stated
Auto-renewal
Not stated
Payment methods
In-app purchase via third-party providers (Google Play)

Everything Secure Signal Inc. (Thunder VPN / Secure VPN publisher) publishes

Every fact we collected about Secure Signal Inc. (Thunder VPN / Secure VPN publisher), as the provider and reviewers state it. Empty fields are left out; key fields we could not find say “Not stated”. “Partial”: only on some platforms, servers or plans.

Company
Legal entity
Secure Signal Inc.
Registered in
US (Delaware)
Address
8 The Green, Ste A, Dover, DE 19901, US
Related brands
  • Secure VPN
  • Thunder VPN
  • free-signal.com
Surveillance alliance (5/9/14 Eyes)
5
Website languages
EN
Right-to-left languages
No
Currencies on the site
none

Plans, prices and add-ons
Plans
Free; Premium
Cheapest price a month
Not stated
Monthly plan
Not stated
Lifetime plan
Not stated
Family plan
Not stated

Discounts and programmes
Student discount
Not stated

Limits and restrictions
Devices at once
unlimited (ToS, subject to anti-abuse limits)
Features locked to higher plans
premium: ad-free and faster servers (developer reply on Play Store)
Prohibited by the terms
Illegal activity, spam, copyright infringement, DoS, unauthorized access, reverse engineering, reselling/sharing

Free plan
Free plan
Yes
Free data
Yes unlimited
Free speed
lower bandwidth than Premium
Free locations
most servers free
Ads in the free plan
Yes
Other free plan terms
No registration required

Payment and subscription
Payment methods
In-app purchase via third-party providers (Google Play)
PayPal
Not stated
Cryptocurrency
No Google Play IAP only
Cash
Not stated
Gift cards
Not stated
Auto-renewal by default
Not stated
Email needed to sign up
No
Phone needed to sign up
No
Account-number login
Not stated
Money-back guarantee, days
Not stated
Refund conditions
Yes refund if suspended for breach

Free trial terms
Trial length
Not stated
Card needed for the trial
Not stated

Server locations
Countries
Not stated
Servers
Not stated

4 countries listed. A link opens our ranking of VPNs with servers there.

Europe 2

Americas 2

Server countries, as published
Thunder VPN: US (East/West), FR, LU, CA (review, 2024); Secure VPN: America, Europe, Asia (Play Store)
Middle East and North Africa
Not stated
Virtual locations
Not stated
P2P servers
Not stated
Obfuscated servers
Not stated

Network features
RAM-only servers
Not stated
IPv6
Not stated
Dedicated IP
Not stated
Static IP
Not stated
Residential IP
Not stated
Double VPN / multi-hop
Not stated
Tor over VPN
Not stated
SOCKS5 proxy
Not stated
Smart DNS
Not stated

Protocols and encryption
  • WireGuardThunder VPN, review✕ No
  • OpenVPNThunder VPN, review✕ No
  • IKEv2Not stated
  • L2TP/IPsecNot stated
  • SSTPNot stated
  • SoftEtherNot stated
  • Own protocolNot stated
  • VLESS / RealityNot stated
  • VMessNot stated
  • TrojanNot stated
  • ShadowsocksNot stated
  • Hysteria2Not stated
  • TUICNot stated
  • NaiveProxyNot stated
  • obfs4Not stated
  • AmneziaWGNot stated
Encryption
claims next-generation encryption
Perfect forward secrecy
Not stated
Post-quantum encryption
Not stated
Manual configuration files
Not stated
Open-source apps
Not stated

Censorship and blocking
Obfuscation (stealth mode)
Not stated
Countries it claims to work in
Not stated
Mirror sites or Telegram channel
Not stated
Calls in the UAE
Not stated

Security
Kill switch
No Thunder VPN, review
DNS leak protection
Not stated
Split tunnelling
Yes per app VPN selection, Android 5.0+
Ad and malware blocker
Not stated
Two-factor sign-in
Not stated
Security audits
Not stated
Bug bounty
Not stated

Privacy
No-logs policy
Yes
Independent no-logs audit
No
Data retention
As long as needed; no specific periods
Shared with third parties
Google Firebase; Play Data safety: app info & performance shared
Transparency report
Not stated
Warrant canary
Not stated
Law enforcement requests
not addressed
Anonymous sign-up
Yes no registration
Privacy policy updated
2024-01

What the privacy policy says is collected

Yes: collected. No: not collected. Partial: kept briefly or only in part. Not stated: the policy does not say.

  • Email✓ No
  • IP at sign-up✓ No
  • Connection IPclaims no✓ No
  • Session times(Thunder VPN: connection timestamps, device info, bandwidth) (review)✕ Yes
  • Device infodevice type, OS, language, carrier, Google Advertising ID✕ Yes
  • App analyticsFirebase, aggregate usage, connection attempts/success with country✕ Yes
  • Crash reportsoptional diagnostics to support✕ Yes

Apps and devices
  • Windows✕ No
  • macOS✕ No
  • Linux✕ No
  • iOSNot stated
  • Android✓ Yes
  • Android TVNot stated
  • Fire TVNot stated
  • Apple TVNot stated
  • ChromebookPlay✓ Yes
  • Smart TVNot stated
  • RoutersNot stated
  • NASNot stated
  • Raspberry PiNot stated
  • Game consolesNot stated
Browser extensions
Not stated
Google Play rating
4.6 (2.42M reviews, Secure VPN, Play Store LV)
Google Play installs
100M+ (Secure VPN); site: Thunder VPN 100M+
Last app update
2026-10-12 (Secure VPN, Play Store)

Speed, streaming and gaming
10 Gbps servers
Not stated
Netflix
Not stated
BBC iPlayer
Not stated
Disney+
Not stated
Prime Video
Not stated
Gaming features
Not stated
Torrenting
Not stated

Support
Live chat
No (email only) (review)
Live chat 24/7
No
Email / tickets
Yes contact@securesignal.app; secure-vpn@free-signal.com
Phone
Yes +1 302-541-3833 (Play listing)
Telegram
Not stated
WhatsApp
Not stated
Support languages
EN
Server status page
Not stated

For teams and business
SSO / SAML
Not stated
Admin panel
Not stated
Zero-trust access (ZTNA)
Not stated

What users say

Reviews never change our score. Ratings are smoothed: a source’s average across all VPNs counts as 50 extra reviews, so a few five-star reviews cannot outrank thousands.

  • Google Play

    4.62 of 5, smoothed

    From 800 collected reviews (raw average 4.67; all VPNs 3.90). Last 90 days: 4.67 from 800.

    The company replied to 19 of 52 negative reviews (1–2 stars).

Ratings shown on the platforms themselves: Google Play 4.7 (2.42M ratings).

Reviews per month, last 12 months

  1. Sep ’2670 reviews, average 4.8
  2. Oct ’26730 reviews, average 4.66
Bar height: number of reviews collected that month. Full-colour bars: months with an average of 4 stars or more; pale bars: below 4.

27 Reddit and forum threads mention Secure Signal Inc. (Thunder VPN / Secure VPN publisher) (titles and search snippets only).

Latest reviews and related rankings

Latest reviews

Short excerpts with a link to the original. We do not reproduce reviews in full.

  • Google Play · 5★ · 15 Oct 2026

    nice vpn

  • Google Play · 5★ · 15 Oct 2026

    Best free VPN

  • Google Play · 5★ · 15 Oct 2026

    👍🏻

Rankings by user reviews

Reviews of similar VPNs

Show all 15

Questions about Secure Signal Inc. (Thunder VPN / Secure VPN publisher)

Answers built from what Secure Signal Inc. (Thunder VPN / Secure VPN publisher) publishes. Open a question to read the details.

Is Secure Signal Inc. safe? Logging policy, audits and jurisdiction

Privacy and jurisdiction 3.3/10 and security 0.0/10 (segment medians 2.7 and 1.2). No red flag in our data. Independent no-logs audit: ✕ No.

In 10 seconds

  • Stores session times
  • Jurisdiction in 5 Eyes

Privacy

Jurisdiction
USA, 5 Eyes
Legal entity
Secure Signal Inc.
No-logs policy
Yes
Data retention
As long as needed; no specific periods
Shared with third parties
Google Firebase; Play Data safety: app info & performance shared

Security

Kill switch
No
DNS leak protection
Not stated
Encryption
claims next-generation encryption
Two-factor sign-in
Not stated

Related rankings

Secure Signal Inc. not working? Common causes and what to check

2 things to check, built from what Secure Signal Inc. (Thunder VPN / Secure VPN publisher) publishes about its apps, protocols and support. We do not test connections ourselves.

What to check

Update the app: the last update we saw is dated 2026-10-12 (Secure VPN, Play Store).

Contact support: email.

Support when the VPN is blocked

Live chat
No (email only) (review)
Live chat 24/7
No
Email
Yes contact@securesignal.app; secure-vpn@free-signal.com

If it is blocked where you are

Secure Signal Inc. refund policy: how to ask for your money back

Secure Signal Inc. (Thunder VPN / Secure VPN publisher) does not publish a refund window in what we read. Conditions: No refund if suspended for breach; otherwise not stated

Refund terms

Refund window
Not stated
Refund on monthly plans
Not stated
Refund for App Store / Google Play purchases
Not stated
Refund for unused time
Not stated

Try before paying

Who owns Secure Signal Inc.? Company, jurisdiction and related brands

Secure Signal Inc. (Thunder VPN / Secure VPN publisher) is run by Secure Signal Inc., registered in US (Delaware).

Company

Registered in
US (Delaware)
Address
8 The Green, Ste A, Dover, DE 19901, US
Related brands
Secure VPN; Thunder VPN; free-signal.com

Jurisdiction

In our rankings

Secure Signal Inc. (Thunder VPN / Secure VPN publisher) appears on 34 topic pages. Its place on each:

Show all 34

Similar VPNs

Also similar to Secure Signal Inc. (Thunder VPN / Secure VPN publisher)

Owner and jurisdiction

Tools for Secure Signal Inc. (Thunder VPN / Secure VPN publisher)

Sources and changes

Collected 2026-10-15.

Website
https://securesignal.app
Pages checked
["https://securesignal.app", "https://securesignal.app/privacy-policy.html", "https://securesignal.app/terms.html", "https://play.google.com/store/apps/details?id=com.fast.free.unblock.secure.vpn"]
Other sources used
servers_count/app_last_update/play_rating/countries_list(Secure VPN)/tier_locked_features: https://play.google.com/store/apps/details?id=com.fast.free.unblock.secure.vpn&hl=en; support_languages/live_chat_247: https://securesignal.app/; wireguard/openvpn/proprietary_protocol/kill_switch/live_chat/mena_locations/countries_list(Thunder)/collects_timestamps: https://www.top10vpn.com/reviews/thunder-vpn/

Something wrong or out of date? Report an error

When (UTC)FieldWasNow
2026-10-16rank_main321320
2026-10-16rank_consumer392391