Olarm vs On
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Olarm
Control and manage your home alarm system directly from your smartphone. This app allows you to arm, disarm, and monitor your system in real-time, receive notifications, and manage users. It also offers features like silent panic and gate control.
- Arm, Disarm, Sleep, Stay modes
- Arming reminders
- Real-time zone activity log
- Silent Panic
- Cancel Responder
- User management
- Gate and light control
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This is the companion app to the Olarm device. Plug and play into your existing home alarm system and you can control and manage your home alarm system from your phone. Please visit our website for more information. Features: - Set your alarm system to Arm, Disarm, Sleep or Stay - Set reminders to arm your system - Real-time zone activity log and notifications - Silent Panic - Cancel Responder - User management - Monitor electric fence - Control gates and lights
On
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On-Shift is a professional shift planning and staff scheduling app built for small retail stores and restaurants that need speed, clarity, and reliability. Designed with a compact, modern interface inspired by familiar social apps, On-Shift makes it easy to plan weekly schedules, assign staff, and keep everyone aligned — without clutter or complexity. Key Features Weekly Shift Planning Create and manage weekly schedules with a clear, easy-to-read overview of all shifts and staff assignments. Fast Shift Creation & Editing Add, update, or adjust shifts in seconds. Set times, roles, and staff with minimal steps. Staff Management Maintain a clean list of employees with roles and availability for quick scheduling decisions. Color-Coded Shifts Instantly identify different roles or shift types at a glance. Compact, Professional Design Optimized for daily use with efficient layouts, clear typography, and a business-ready look. Real-Time Updates Keep schedules up to date so managers and staff always see the latest changes. Built for Retail & Hospitality Ideal for shops, cafés, restaurants, and small teams that need dependable scheduling without enterprise complexity. On-Shift helps you spend less time managing schedules and more time running your business. Simple, focused, and built for teams that value clarity and control.
Screenshots
Verdict
The clearest difference is price: Olarm at Free against On's $0.99. On's advantage is iOS requirement (13.0 vs 15.1). On 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
Olarm is free to download; On costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
| Parameter | Olarm | On |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 3.9 (32 ratings) — better | — |
| Positive reviews | 54.2% of reviews | — |
| Number of ratings | 32 — better | — |
| Update frequency | Every 3 weeks | — |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.1 | 13.0 — better |
| Further details — not scored | ||
| Size | 38 MB | 21 MB |
| Age rating | 4+ | 4+ |
| Developer | Olarm (Pty) Ltd | Petrus Arnoldus van Zyl |
In-app purchases
Olarm
No in-app purchases
On
No in-app purchases









