# SyncTimer - Ensemble Stopwatch — Sync up to 30+ devices

> Synchronized ensemble timer and cue sheet app for musicians. (iPhone/iPad app by Sebastian Suarez-Solis.)

- Source: https://appshunter.io/ios/app/synctimer-ensemble-stopwatch/id6747689247 (this page in markdown: same URL + `.md`)
- Developer: [Sebastian Suarez-Solis](https://appshunter.io/developer/1822404647)
- Category: Music, Utilities
- Price: Free (on sale, was $4.99)
- Rating: 5.00/5 from 3 App Store ratings · 1 written reviews indexed
- Age rating: 4+
- Requires: iOS 18.0 · 22 MB
- Languages: American English
- Released: 2025-09-30
- Data updated: 2026-07-25
- Monetization: free
- User reviews in markdown: https://appshunter.io/ios/app/synctimer-ensemble-stopwatch/id6747689247/reviews.md

## What is SyncTimer?

SyncTimer is a rehearsal-first ensemble timer for professional musicians and educators. Run synced countdowns, execute structured cue sheets, and keep every device aligned, so the group starts together and stays together.

SYNCED COUNTDOWNS
• Set a countdown fast (type digits on the numpad to enter time immediately)
• Start, stop, restart, and cue with stage-ready controls
• Built for weekly rehearsals, sectionals, and run-throughs

PARENT / CHILD SESSIONS
• One device becomes the Parent (leader)
• Other devices join as Children (followers)
• Self-correcting sync keeps the session aligned across devices

RICH CUE SHEETS
• Build a cue sheet for your rehearsal structure
• Add cues and rehearsal marks to organize the run
• Trigger events like Cue / Stop / Restart / Loop as part of a repeatable workflow

LIVE GROUP PROMPTS
• Send a message to the group at the right moment
• Show an image as a visual cue (staging, musical/score fragments, notes, reminders)
• Designed for clarity: minimal UI, readable at a distance, fast to dismiss

RELIABILITY-FIRST DESIGN
• Built for real rehearsal conditions: predictable behavior, low-friction operation, and dependable group timing

PRIVACY
• No accounts
• No tracking
• Local-only sessions

Made for chamber ensembles, orchestras, bands, choirs, studios, and classrooms.

Free.

## Key features

- Synchronized countdown timers
- Parent/Child device sessions
- Customizable cue sheets
- Live group prompts and images
- Reliable group timing
- Local-only sessions

## Recent user reviews (1 of 1)

All indexed reviews: https://appshunter.io/ios/app/synctimer-ensemble-stopwatch/id6747689247/reviews.md

### 5/5 — Finally!

*2025-10-02*

Works and works well. Can’t believe this hasn’t existed yet.

## Frequently asked questions about SyncTimer

### How many devices can SyncTimer sync?

SyncTimer can synchronize up to 30+ devices simultaneously. This allows for large ensembles to maintain perfect timing during rehearsals.

### Does SyncTimer have ads?

No, SyncTimer is ad-free. It is designed for a distraction-free rehearsal experience, allowing musicians to focus on their performance.

### What devices does SyncTimer support?

SyncTimer is available on Apple Watch, iPhone, and iPad. This broad compatibility ensures it can be used across various devices within an ensemble.

### Is SyncTimer suitable for beginners?

While designed for professional musicians and educators, its straightforward interface and reliable synchronization make it accessible for serious students and ensembles of all levels.

### Can I use SyncTimer offline?

Yes, SyncTimer sessions are local-only and do not require an internet connection. This ensures dependable performance even in environments with poor connectivity.

### How does SyncTimer handle session alignment?

SyncTimer features self-correcting synchronization to keep all devices aligned. This ensures that the group starts together and stays together throughout the rehearsal.

### What is the update frequency for SyncTimer?

The app was last updated on January 14, 2026, indicating active development. Users can expect ongoing improvements and feature additions.

### What age rating does SyncTimer have?

SyncTimer has an age rating of 4+. This indicates it is suitable for users of all ages, with no content restrictions.

## Version history (last 2 releases)

### 0.9 — 2026-01-14

Version 0.9

NEW

• Cue Sheets now support Message events (text overlays)
• Cue Sheets now support Image events (image overlays) with optional captions
• Cues can optionally drive Rehearsal Marks (auto or off per cue)
• Live Display Overlays on the timer card:

  - Message overlays (dismissable)
  - Image overlays
  - Rehearsal Mark display with a stable “settled” mark state

IMPROVED

• Cue Sheet editor overhaul for faster rehearsal workflows:

  - Create Stop, Cue, Restart, Message, and Image events in one flow
  - Photo picker support for attaching images
  - Better message authoring with live preview and formatting controls
  - Refined editor navigation (Details / Events) with adaptive layouts
  - Refreshed timing entry for hold/duration values

• Import/Export upgrades (Cue XML v2):

  - Cue Sheets with messages, images, rehearsal marks, or assets export in the newer format
  - Export can embed images directly with the cue sheet (better portability)
  - Improved parsing and “open anyway” tolerance for v2 files

• Multi-device sync protocol improvements:

  - Parent can push message and image overlays to children more reliably
  - Asset delivery system for images (manifest, requests, chunked transfer)

FIXED AND POLISHED

• Events Bar visual polish (clearer STOP / CUE / RESTART mode control)
• Cue Sheet icon/accent handling refined in Events
• Onboarding improvements:

  - Bluetooth permission walkthrough now respects the true authorization state and skips when already granted

• Updated app icon and launch visuals

### 0.8 — 2025-09-30

No release notes.

## Apps similar to SyncTimer

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| --- | --- | --- | --- |
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## More apps by Sebastian Suarez-Solis

- [Tenney – JI Tuner & Lattice](https://appshunter.io/ios/app/tenney-ji-tuner-and-lattice/id6753315813)
- [chrony - synced notepad](https://appshunter.io/ios/app/chrony-synced-notepad/id6756780213)
- [THE TUB](https://appshunter.io/ios/app/the-tub/id6761667406)

All apps by Sebastian Suarez-Solis: https://appshunter.io/developer/1822404647

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*Data collected daily from the US App Store and indexed by [AppsHunter](https://appshunter.io/). User reviews are verbatim App Store reviews. Ratings, prices and chart positions refresh continuously; this snapshot is from 2026-07-25.*