Products/Productivity/Stampery for iOSSunsetVC Report ↗

Stampery for iOS

Stampery for iOS

Certify voice notes, photos or files using the Blockchain [iOS, Tech]

Productivity·Launched Dec 2015·0 upvotes·itunes.apple.com

▲Upvote0 Visit Website↗

DEAD (404)since Jun 16, 2026 · HTTP 404

CohortClass of 2015

What it is

Certify voice notes, photos or files using the Blockchain [iOS, Tech]

HTTP liveness

10 probes since Jun 16

Jun 16Jul 16

AliveHard-dead (404/5xx/parked)RedirectedUnverified (timeout/DNS/block)

Observed events

probes · press · GitHub

Jun 23, 2026
Went dark
Dead · 404
Jun 21, 2026
Probe inconclusive
Unknown
Jun 19, 2026
Went dark
Dead · 404
Jun 18, 2026
Probe inconclusive
Unknown
Jun 17, 2026
Went dark
Dead · 404
Jun 16, 2026
First probe — unverified
Unknown

Moat

Data moat

weak

uses the Blockchain for certification

weak · 0.80 confidence

Text classification · Jun 2026

Discussion 0 comments

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Upvotes

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Press

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Tags

consumers audio mobile sync creators solopreneurs e2e encrypted mobile app images

Pulse Indexobserved activity

10 probes0 pressGitHub –Tranco –

Not enough observed signals for a Pulse Index (needs 2+ signal families).

Cohort survival · Class of 2015weekly

12,940 products launched in 2015 · 100% still active

12,899 active41 sunset

Still active

100%

Median lifespan

4.9y