Tempo vs Calendar Busy Sync
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
Tempo
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Tempo is a native focus timer built for the Apple ecosystem. No accounts, no clutterβjust clear work and break intervals to help you stay on track. Focus with rhythm Move through focus sessions, short breaks, and long breaks with a clean design and a distraction-free interface. Tap the ring to start, pause, or resume. Ready-made presets Choose from proven focus systems: - Classic β the standard Pomodoro method (25/5) - 52/17 β longer blocks for deep work - Short β quick intervals for fast tasks - Create your own presets with custom durations, breaks, and auto-start options. Stay on track without opening the app Live Activity on the Lock Screen and Dynamic Island (supported iPhones). The timer keeps running in the background and restores when you return. Feedback when it matters Notifications when each segment ends. Optional sound and haptic feedback when you complete a session or cycle. Built for Apple Native SwiftUI design for iPhone, iPad, and Mac (menu bar). Light and dark mode, accessibility support, and a consistent experience across your devices. Privacy first Your preferences and presets are stored locally on your device. No sign-up. No tracking. Download Tempo and find your work rhythm. https://tempo.tobiasruano.com/privacy/ https://tempo.tobiasruano.com/terms/
Calendar Busy Sync
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Connect separate work, client, and personal calendars and mirror only busy time across the calendars you choose. Calendar Busy Sync creates private Busy holds on your other calendars for accepted commitments so you can avoid double-booking without exposing event details.
Screenshots
Verdict
The clearest difference is update cadence: Tempo at every 9 days against Calendar Busy Sync's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
Tempo ships an update every 9 days, Calendar Busy Sync every 2 months. The most recent releases landed on November 5, 2026 and October 28, 2026 respectively.
| Parameter | Tempo | Calendar Busy Sync |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 9 days β better | Every 2 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 | 16.0 β better |
| Further details β not scored | ||
| Size | 5 MB | 10 MB |
| Age rating | 4+ | 4+ |
| Developer | Tobias Ruano | Sous Chef Studio, Inc. |
In-app purchases
Tempo
No in-app purchases
Calendar Busy Sync
No in-app purchases









