Comparison

CORIOmaster vs OSC Timer

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

Head to head
About

CORIOmaster

Features
Read full description

CORIOmaster enables you to control all your local devices of tvone's CORIOmaster series over the network. You will have to be in the same network as your devices.

About

OSC Timer

This app provides advanced, customizable timer functionality controlled via Open Sound Control (OSC). It allows for real-time adjustments, multiple simultaneous timers, and dynamic display layouts for presentations and entertainment.

Highlights
  • Real-time OSC control
  • Multiple simultaneous timers
  • Customizable display layouts
  • Broadcast time and messages
  • Extensive OSC API
  • System time display
Features
Read full description

In the fast-paced world of presentations and entertainment, timing is everything. Yet, integrating show control software with traditional timer equipment has long been a challenge. Enter OSC Timer—a powerful, customizable solution designed to seamlessly bridge this gap. With Open Sound Control (OSC) embedded in nearly every show control software today, OSC Timer offers a robust and scalable timer that perfectly fits into any networked AV setup. Whether you need a single timer or multiple, OSC Timer adapts to your needs, providing unparalleled control and flexibility. Real-time Control & Customization: Thanks to OSC, you can control every aspect of the timer in real time—from starting, stopping, and resetting to adjusting colors, scaling, and at-end behaviors—all on the fly. The app’s versatility allows for multiple timers to run simultaneously, display system time, and even send OSC messages triggered at user-defined intervals. Enhanced Broadcast Features: Broadcast time, warnings, or custom messages across your network with ease. OSC Timer can subscribe to or unsubscribe from specific OSC messages, ensuring precise communication throughout your show. Dynamic Layout & Display: Arrange your timer display to suit your event’s needs—whether it’s a single timer dominating the screen or a multi-slot layout showing different timers, broadcasts, or even a system clock. The display is fully flexible, allowing you to tailor it perfectly to your requirements. Extensive OSC API: Explore the full potential of OSC Timer with an extensive OSC API that lets you manipulate everything from font size and alignment to background colors and border styles. Whether it’s adjusting the brightness, setting the text alignment, or configuring alert zones, OSC Timer gives you the tools to create the perfect timing setup. Growing Feature Set: OSC Timer is constantly evolving. We welcome feature requests at osctimer@rasmuskreiner.dk, and we’re committed to making this app the ultimate tool for time management in the entertainment and presentation industries. For a complete list of features, templates, and the full OSC API, visit http://rasmuskreiner.dk/OSCTIMER/OSCTIMER.html.

Screenshots

CORIOmaster4 screens
OSC Timer4 screens

Verdict

The call

The clearest difference is price: CORIOmaster at Free against OSC Timer's $3.99. CORIOmaster also leads on iOS requirement (11.0 vs 16.0). On update cadence, 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

CORIOmaster is free to download; OSC Timer costs $3.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

CORIOmaster ships an update every 11 months, OSC Timer every 9 months. The most recent releases landed on October 1, 2026 and October 14, 2026 respectively.

Scorecard2 real differences · 6 level
CORIOmaster versus OSC Timer: the parameters behind the verdict, then further details
ParameterCORIOmasterOSC Timer
PriceFree — better$3.99
Positive reviews—100.0% of reviews
Update frequencyEvery 11 monthsEvery 9 months — better
AdsNoNo
In-app purchasesNoNo
Monetization—Paid
DevicesiPhone, iPad, iPodiPhone, iPad, Mac
Requires iOS11.0 — better16.0
Further details — not scored
Size18 MB16 MB
Age rating4+4+
Developertvone limitedRasmus Kreiner

In-app purchases

None

CORIOmaster

No in-app purchases

None

OSC Timer

No in-app purchases

Questions

Is CORIOmaster free?
CORIOmaster is free to download, with no in-app purchases.
Is OSC Timer free?
OSC Timer costs $3.99, with no in-app purchases.
Do CORIOmaster or OSC Timer have ads?
Neither CORIOmaster nor OSC Timer shows ads.
Which is updated more often, CORIOmaster or OSC Timer?
CORIOmaster ships an update every 11 months, and OSC Timer every 9 months. Most recently, CORIOmaster was updated on October 1, 2026 and OSC Timer on October 14, 2026.

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