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Tone Generator

Free online tone generator. Play any frequency from 1 Hz to 20 kHz with sine, square, saw or triangle waves. Test speakers, tune, check your hearing.

Added August 2, 2026 · Last analysed August 2, 2026 · via Hacker News

StackScope is a free public catalogue of indie launches. We find launches on Product Hunt, Hacker News and similar feeds, then crawl each site to detect its tech stack and score it for launch readiness: DNS, security headers, SEO basics. This page is what we saw on 2 August 2026; the live site may have changed since.

Tone Generator ships with the launch fundamentals in place, with complete legal pages, a thorough launch checklist, and clean crawl signals. Worth fixing first: missing several security headers and no email security records.

Launched on Hacker News on August 2, 2026. The site is hosted on Hostinger and served through Cloudflare, with a domain registered the day of launch. Our crawler found 6 technologies on this site, covering servers, CDN, DNS providers, and hosting. The stack includes Cloudflare, Cloudflare DNS, and Hostinger.

It's also running the same core stack as 1,010 other launches.

If you own this site, refresh the snapshot and see the full fix list any time →

8.6
StackScope Score
Excellent
100/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 5 · Few AI signals
How much the site looks AI-generated. Informational pattern-match signal, not a verdict. Does not feed the StackScope Score. See which fingerprints fired →

Tech Stack (6)

Infrastructure
CDN Cloudflare
DNS Cloudflare DNS
Hosting Hostinger
Protocol HTTP/3
Server LiteSpeed Web Server
PHP

Infrastructure

Network
AS13335 · US
DNS
Cloudflare DNS
Authoritative nameserver
DNSSEC
Not enabled
DNS responses unsigned. Cache-poisoning vulnerable.
Green hosting
Green hosted
Host runs on renewable energy. Data from The Green Web Foundation.
SSL Certificate
Google Trust Services
Valid 1 Aug 2026 to 30 Oct 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
1 day
Registered Aug 2026 · NameCheap, Inc.

Email Security

SPF Not published. Your domain can be spoofed in phishing emails.
?
DKIM Not detected at common selectors. Your provider may use a custom one.
DMARC Not published. Receivers fall back to permissive defaults.
?
MTA-STS Not deployed. Mail to your domain can be downgraded to plaintext en route.
?
TLS-RPT Not configured. You won't hear about silent SMTP TLS handshake failures.

Storage (2)

Cookies (2)
NameLifetimeDetected as
sound-tone-generator-session 2h -
XSRF-TOKEN 2h -

Readiness Breakdown How?

Custom title and meta description
Open Graph tags (title, image, description)
Twitter card meta tags
Canonical URL declared
Responsive viewport meta tag
Favicon present
Semantic HTML (nav, main, article)

Performance How?

378 ms Server response
45% Faster than peers
652 ms Largest contentful paint
0.00 Cumulative layout shift
35 KB Page weight
1 Third-party domains
0 Console errors
0 Failed requests

Indicative grade from a single automated render, not a substitute for Lighthouse or field data, and not part of the StackScope score.

Vibe Score Breakdown How?

SignalPoints
AI writing signals +5

This score is based on structural patterns and is not definitive. Many legitimate sites may trigger signals, and AI-built sites may go undetected. It should be treated as an indicator, not a verdict.

AI Stance

Blocks AI crawlers
llms.txt published
9 AI bots blocked in robots.txt
ai-train = no
search = yes
? ai-input (not declared)
? None advertised

Well-Known Files

robots.txt
sitemap.xml (112 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/legal/
Terms of Service
/legal/
96% unique

Security Headers (3/6)

Permissions-Policy experimental (check browser support)
X-XSS-Protection deprecated (use Content-Security-Policy)

Build

3 JS files
2 CSS files
1 Third-party domains

Brand Colours

App Manifest

Sound Tone Generator
display: standalone 4 icons
theme #f5f5f7
utilities music productivity
Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.