Comparison

Hourly Chime vs SlotFlow

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Hourly Chime

This app provides hourly spoken time alerts and custom voice reminders to help you manage your daily routine and build better habits. It offers hands-free, screen-free notifications with customizable sounds and text-to-speech capabilities.

Highlights
  • Talking clock functionality
  • Customizable hourly alerts
  • Voice reminders
  • Background notifications
  • Flexible day selection
  • Ad-free PRO version
Features
Read full description

Caynax Hourly Chime is a professional speaking clock and hourly signal system. This talking clock acts as a voice reminder and time reminder for your daily routine. Stay focused and get a signal every hour with a system designed to be your personal time announcer. For a hands-free and screen-free experience, this app sends a background notification or a loud blip blip sound so you stay on track without ever looking at your phone. Custom Audio & Sound Notifications Personalize your hourly chime by using any notification sounds available on your device. Whether you want a cuckoo clock, Big Ben, or a school bell, the app acts as an hourly reminder that can also speak time using natural text-to-speech. You can even create spoken reminders with custom text for every voice notification. Key Features - Talking clock functionality to speak time automatically. - Customizable hourly alert and hourly signal settings. - Reliable time reminder for medication, water, or work breaks. - Background notification support for consistent alerts. - Flexible days of the week selection. Build Better Habits Using an hourly reminder tool is an effective way to manage ADHD symptoms and build a consistent daily routine. This time announcer solution allows you to manage your day with precision, using a time signal app that keeps you present in your tasks. PRO Version Unlock the full potential of your notifications with advanced time reminders and high-precision time alerts: - Support for second-level alerts. - Professional hourly reminders for every single minute and second (0–59). - Ad-free experience. Download Caynax Hourly Chime now. Set your background notification and let your device speak time automatically with custom hourly reminder notifications. Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

About

SlotFlow

Features
Read full description

SlotFlow is a precision timer app designed for anyone who needs to manage time across multiple segments — from university lectures and corporate presentations to live events, wedding ceremonies, and broadcast productions. BUILD YOUR SCHEDULE, SLOT BY SLOT Break your session into named time slots — Introduction, Main Topic, Q&A, Closing — and set the exact duration for each. SlotFlow shows you exactly where you are in your schedule at all times. REAL-TIME PROGRESS AT A GLANCE A color-coded timeline bar gives you an instant visual overview of your entire session. The current slot is highlighted so you always know what's coming next. NEVER RUN OVERTIME AGAIN SlotFlow detects when a slot exceeds its allotted time and alerts you immediately. Stay on schedule — even when discussions run long. PERFECT FOR - University professors and lecturers - Corporate trainers and presenters - Event MCs and wedding ceremony hosts - Broadcast and live production crews - Conference and seminar organizers GO PRO — UNLOCK EVERYTHING Upgrade to SlotFlow Pro for unlimited time slots, reusable templates for your favorite session layouts, and an ad-free experience. One-time purchase — yours forever. SlotFlow. Your time, your stage.

Screenshots

Hourly Chime4 screens
SlotFlow4 screens

Verdict

The call

The clearest difference is update cadence: SlotFlow at every 2 days against Hourly Chime's every 6 weeks. Hourly Chime's advantage is iOS requirement (17.0 vs 26.2). On price, ads, in-app purchases and device support there is nothing between them.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

Both are free to download. Hourly Chime sells 3 in-app purchases, starting at $1.99 per 6 months and SlotFlow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

UpkeepUpdate frequency

Hourly Chime ships an update every 6 weeks, SlotFlow every 2 days. The most recent releases landed on October 8, 2026 and September 23, 2026 respectively.

Scorecard2 real differences · 8 level
Hourly Chime versus SlotFlow: the parameters behind the verdict, then further details
ParameterHourly ChimeSlotFlow
PriceFreeFree
Rating2.0 (1 ratings) — better—
Positive reviews0.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 6 weeksEvery 2 days — better
AdsYesYes
In-app purchasesYesYes
MonetizationFree with in-app purchases—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better26.2
Further details — not scored
Size29 MB5 MB
Age rating4+4+
DeveloperJakub FlisinskiYuta Awamura

In-app purchases

3 purchases

Hourly Chime

Subscriptions2
  • PRO version$1.996 Months
  • PRO version$2.991 Year
One-time1
  • No ads$4.99
1 purchases

SlotFlow

One-time1
  • SlotFlow Pro$1.99

Questions

Is Hourly Chime free?
Hourly Chime is free to download, with in-app purchases available.
Is SlotFlow free?
SlotFlow is free to download, with in-app purchases available.
Do Hourly Chime or SlotFlow have ads?
Both Hourly Chime and SlotFlow show ads.
Which is updated more often, Hourly Chime or SlotFlow?
Hourly Chime ships an update every 6 weeks, and SlotFlow every 2 days. Most recently, Hourly Chime was updated on October 8, 2026 and SlotFlow on September 23, 2026.

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