Calerto

Calerto

Calerto is the meeting alarm app that turns your calendar invites into loud, impossible-to-miss alarms — so you're always on time.

Visit
All-time revenue
$424

Ranked #4958 on TrustMRR

MRR
$23

15 active subscriptions

Founder
rjiosdevRJ

35 followers on 𝕏

Founded
September 2025
USUnited States

Revenue is verified withRevenueCatRevenueCat API key.Last updated: Nov 6, 2026, 12:02 PM

Startup insights
Value proposition

Calerto is the meeting alarm app that turns your calendar invites into loud, impossible-to-miss alarms — so you're always on time.

Problem solved

Silent calendar notifications are easy to miss, causing people to be late for meetings.

Audience

Remote workers, sales teams, students, anyone who's ever been late due to missed calendar pings.

Pricing

Free: $0, Pro Monthly: $2.99, Pro Yearly: $12.99, Pro LifeTime: $24.99

Team size

1 person

App rating
4.9/5

8 ratings onApp Store

Screenshot

apps.apple.com
Tap to view
Message from the founder
RJ

"I am selling Calerto because my professional work commitments have increased significantly, leaving me with limited time to dedicate to marketing and growing this project. I am looking for a new owner who has the capacity to focus on scaling it to its full potential."

RJ

Founder of Calerto

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