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SyncBy!App — Present wirelessly!

Present PDF slides or images on any screen wirelessly. No accounts, no uploads, no cables. Just a PIN and your phone.

Productivity

Added July 15, 2026 · Last analysed July 15, 2026 · via · 86% unique tagline

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 15 July 2026; the live site may have changed since.

SyncBy!App — Present wirelessly! scores highly overall, with complete legal pages, a thorough launch checklist, and fast page loads. Visible gaps: missing several security headers and no email security records.

Launched on Product Hunt on July 15, 2026. The site is hosted on OVH SAS in France, with a domain registered 4 months before launch. Our crawler found 5 technologies on this site, covering DNS providers, web fonts, protocol, and seo. The stack includes Caddy, Google Fonts, and Google Search Console.

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

8.4
StackScope Score
Excellent
94/100 Launch Readiness
Launch ready
3/3 Legal
Complete
2/2 Crawl files
Complete
Vibe Score 45 · Some 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 (5)

Infrastructure
DNS OVH DNS
Protocol HTTP/3
Server Caddy
Build & Framework
Font Google Fonts
Analytics & Marketing
SEO Google Search Console

Infrastructure

Network
AS16276 · FR
DNS
OVH DNS
Authoritative nameserver
DNSSEC
Enabled
DNSKEY records published. DNS responses signed.
Green hosting
Green hosted
Host runs on renewable energy. Data from The Green Web Foundation.
SSL Certificate
Let's Encrypt
Valid 8 Jul 2026 to 6 Oct 2026
Certificate as captured in this snapshot, not a live check.
Domain Age
4 months
Registered Feb 2026 · OVH sas

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)

Session storage (2)
KeySizeDetected as
syncby_pin 4 B -
syncby_uuid 36 B -

Readiness Breakdown How?

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

Performance How?

138 ms Server response
85% Faster than peers
416 ms Largest contentful paint
0.14 Cumulative layout shift
1.4 MB Page weight
3 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
AI code-structure signals +5
AI typography signals +5
AI layout signals +5
AI CSS signals +15

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

No AI stance declared
llms.txt published
No AI bots blocked in robots.txt
? No directive declared
? None advertised

Well-Known Files

robots.txt
sitemap.xml (45 URLs)
security.txt
llms.txt
ads.txt
humans.txt
Privacy Policy
/privacy.html
Terms of Service
/privacy.html
94% unique

Security Headers (3/6)

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

Build

2 JS files
2 CSS files
3 Third-party domains

Brand Colours

Something not look right? If a technology shown here is wrong or out of date, email [email protected] and we'll review it.