๐ง Email support
Questions, bugs, or feature ideas โ we read every message.
lynxapps.contact@gmail.comโฑ๏ธ Response time
We typically reply within 24โ48 hours. Include your device model and iOS version.
Getting Started
Installation
- Requires: iOS 15.0 or later
- Minimum device: iPhone 6s or later, iPad (5th generation or later)
- Storage required: ~50 MB
- Download: Vow on the App Store or search "Vow - Commitment Tracker"
First launch
Open the App
Complete the 4-step onboarding tutorial
Grant notification permissions (recommended)
Create your first commitment
Check in daily to start building your streak
Features & How to Use
Creating a commitment
- Open the Commitments tab
- Tap the + button
- Choose a template OR "Start from Scratch"
- Fill in: Title (required), Details (optional), Category (required), Frequency (daily / weekly / monthly / custom), Difficulty (Easy / Medium / Hard), End Date (optional)
- Tap Create Commitment
Daily check-ins
- Open the Today tab
- For each commitment, tap: โ Done (completed), โ Missed (didn't complete), or โญ๏ธ Skip (intentional skip โ doesn't break streak)
- Undo is available for 5 seconds after recording
- View the progress ring showing today's completion
Understanding streaks
- Current Streak: Consecutive successful periods (days / weeks / months)
- Longest Streak: Your all-time best streak for this commitment
- Streak Calculation: Based on your frequency (e.g., if daily, you need 1 success per day)
- Vacation Mode: Pause your streak for 7โ14 days without resetting
- Streak Insurance: Earn 1 "Saver" per 7-day longest-streak milestone โ use to backfill a missed day
Viewing analytics
- Open the Insights tab
- See total commitments, success rate, longest streak, top 5 commitments by streak, and success rate by category
- Premium unlocks: heatmaps, year-in-review
Premium features
โ Apple Watch+
- Ensure iPhone and Watch are paired
- Go to Settings โ Premium Features โ Apple Watch
- Watch app syncs automatically
- Tap commitments on your wrist to check in
- Complications show current streak on your watch face
๐ Calendar Sync+
- Go to Settings โ Premium Features โ Calendar Sync
- Toggle ON
- Grant Calendar permission when prompted
- Your commitments appear in iOS Calendar automatically
๐พ Export Data+
- Go to Settings โ Premium Features โ Export Data
- Choose CSV (all check-in history) or PDF (annual report with charts)
- Share via email, Files, cloud storage, etc.
- Data is yours to keep forever
๐ค Accountability Partner & Shared Challenges+
- Go to Settings โ Integrations โ Accountability Partner
- Share your VOW-XXXXXX code or enter a partner's code
- Once connected, create a challenge: who gets more check-ins before the deadline?
- View live progress bars: you vs. partner
Settings & Customisation
Appearance
- Theme: Light, Dark, or System (default)
- Accent Colour: 6 options โ Indigo, Teal, Mint, Coral, Amber, Purple
- Font Size: Small, Normal, Large, Extra Large
Notifications
- Weekly Recap: Sundays at 9 AM (optional)
- Per-Commitment Reminders: Toggle + custom time for each commitment
- Edit anytime: Settings โ Notifications
Data management
- Delete All Data: Settings โ Data โ Delete All Data (permanent โ cannot be undone)
- Reset Onboarding: Settings โ Data โ Reset Onboarding
- Export Data: Settings โ Premium Features โ Export Data
- Cross-Device Sync: Settings โ Data โ Enable Cross-Device Sync
Subscription
- View Status: Settings โ Subscription
- Pricing: Monthly $1.99 ยท Annual $14.99 ยท Lifetime $29.99
- Cancel: iOS Settings โ [Your Name] โ Subscriptions โ Vow
- Family Sharing: Premium for up to 6 family members
Siri Shortcuts
Built-in shortcuts (free)
- "Check in with Vow" โ opens the app to today's check-ins
- "Did you workout today?" โ voice-based check-in for a specific commitment
- "Show my streaks" โ lists your current streaks (no app open required)
Using shortcuts
- Voice: "Hey Siri, [shortcut name]"
- Lock Screen: Add for one-tap access
- Control Center: Add for quick launch
- Automation: Set to trigger at specific times
Access: Settings โ Integrations โ Siri Shortcuts
Troubleshooting
๐ Notifications not working+
- Go to Settings โ Notifications โ Vow โ Allow Notifications โ ensure it's ON
- Check Settings โ Notifications โ Vow โ Alerts is ON
- Disable and re-enable the reminder in Vow's settings
- Make sure Focus / Do Not Disturb isn't silencing Vow
- Restart your device
โ๏ธ CloudKit sync not working+
- Go to Settings โ [Your Name] โ iCloud โ Vow โ toggle ON
- Confirm you're signed into iCloud on this device
- Go to Vow โ Settings โ Data โ disable sync, then re-enable
- Check your internet connection
- Restart the App
โ Check-in not recorded+
- Check you have available storage on your device
- Close and reopen the App
- Try the check-in again on the same commitment
- If it persists, email us with your device model and iOS version
๐ Calendar events not syncing+
- Confirm Calendar Sync is ON: Settings โ Premium Features โ Calendar Sync
- Confirm Calendar permission is granted: iOS Settings โ Vow โ Calendar
- Confirm Vow Premium is active
- Toggle Calendar Sync off and back on
โ Watch app not syncing+
- Confirm iPhone and Watch are paired and connected
- Confirm Vow Premium is active
- Confirm the Vow Watch app is installed on your Watch
- Restart both devices
- Reinstall Vow on your Watch if the issue persists
๐ณ Premium purchase not working+
- Confirm your device is signed into the App Store with the correct Apple ID
- Check your payment method is valid and has available funds
- Confirm you have an internet connection
- Wait 30 seconds and try again
- Restart the App
- Still failing? Email lynxapps.contact@gmail.com with your details
๐พ Data lost after update+
This typically happens when the App was deleted while CloudKit sync was disabled.
Prevention: Enable CloudKit sync in Settings โ Data to back up to iCloud. Export data regularly (CSV/PDF) as an additional backup.
Recovery: If you have an iCloud device backup from before the loss, you may be able to restore from it via iOS Settings โ General โ Transfer or Reset iPhone.
Frequently Asked Questions
Is my data private?+
Yes. Data is stored 100% on your device. No backend servers. Optional CloudKit sync is end-to-end encrypted โ even Apple can't read it. See our Privacy Policy.
Can I use Vow offline?+
Yes. All core features โ check-ins, streaks, and analytics โ work completely offline. CloudKit sync runs automatically in the background when you reconnect.
What happens if I cancel my subscription?+
Premium features are locked at the end of your billing period. Your data is completely safe and unchanged. Resubscribe anytime to unlock features again.
Can I share my data with my accountability partner?+
Yes. Use the Accountability Partner system in Settings โ Integrations. Partners can see your streak count and shared challenges โ not your full commitment history or personal notes.
How do I backfill a missed day?+
Use Streak Insurance (Savers). You earn 1 Saver per 7-day longest-streak milestone. Open the commitment โ tap the Saver icon โ confirm to protect your streak.
Can I export my data?+
Yes (Premium feature). Go to Settings โ Premium Features โ Export Data. Choose CSV (full check-in history) or PDF (annual report). Data is yours to keep, share, or archive.
Why didn't I get my weekly recap?+
Check Settings โ Notifications โ Weekly Recap is toggled ON. Recaps send every Sunday at 9 AM in your local time zone. Also ensure notification permissions are granted in iOS Settings.
How do I delete a commitment?+
Swipe left on the commitment in the Commitments tab, then tap Delete. This removes the commitment and all its check-in history permanently.
Can I undo a check-in?+
Yes. After recording a check-in, you have a 5-second undo window. Tap Undo in the confirmation banner that appears at the bottom of the screen.
Does Vow sync across my devices?+
Yes (Premium feature). Enable Settings โ Data โ Enable Cross-Device Sync. Data syncs across iPhone, iPad, and Mac via iCloud (CloudKit) with end-to-end encryption.
Is there a dark mode?+
Yes. Go to Settings โ Appearance โ Theme and choose Dark, Light, or System (follows your iOS setting).
Can I use Vow on Apple Watch?+
Yes (Premium feature). It's a standalone Watch app with check-in, streak display, and 5 complication families. Requires Apple Watch Series 3 or later running watchOS 9+.
Account & Subscription Help
Restoring purchases
- Go to Settings โ Subscription
- Tap Restore Purchases
- Sign in with your Apple ID
- Premium features unlock automatically
Changing or cancelling your subscription
- Open the App Store app
- Tap your profile icon (top right)
- Tap Subscriptions
- Tap Vow
- Choose a new plan or tap Cancel Subscription
Family Sharing
- Set up Family Sharing in iOS Settings (if not already done)
- As the organiser, purchase Vow Premium
- Up to 5 additional family members can use Premium at no extra cost
- Each person's data stays separate and private on their own device
Billing questions
- All charges are handled by Apple โ we never see your payment info
- Receipt sent to your Apple ID email
- Billing date: same day each month / year
- For refunds: contact Apple Support
Performance & Compatibility
iPhone
6s or later
iOS 15.0+
iPad
5th gen or later
iPadOS 15.0+
Apple Watch
Series 3 or later
watchOS 9.0+ (Premium)
Battery usage
- Check-ins: minimal battery impact
- Background notifications: <1% per day
- CloudKit sync: <1% per day (background process)
- Local analytics: no background process
More resources
- Vow overview โ features and pricing
- Privacy Policy โ how your data is handled
- Terms of Service โ full terms and conditions
- GitHub repository โ bug reports and open issues