Every call deserves an entry .
Turn phone calls into calendar events – in under 10 seconds.
Free to try from $0.99/mo · 7-day free trial · No tracking
Sound familiar?
You hang up and think: “I need to remember this.” But the next call comes in, the next meeting starts – and the important details slip away.
Missed calls you forget to return
Conversations without notes that fade within hours
No record of when you spoke with whom
Callvent fixes that.
The app detects when a call ends and reminds you to create a calendar entry. Pick a contact, add a quick note, done.
The app automatically detects when a call ends and pre-fills the contact, time, and duration. Just add a quick note and save.
Four steps. Ten seconds.
From phone call to calendar entry – without typing a single name.
From phone call to calendar entry – fully automatic, including the contact.
Call detected
Answered, made, or missed – Callvent detects every call while the app is running. It captures time, duration, and direction. Who called stays private.
Answered, made, or missed – Callvent detects every call in the background. It captures time, duration, direction, and the phone number with contact name.
Get notified
Right after you hang up, a notification shows the call duration. Tap it or choose “Quick Save”.
Assign a contact
Contact detected
Pick the contact from your address book – one tap. Apple intentionally prevents apps from reading phone numbers from calls. That’s why you assign the contact yourself.
Callvent automatically reads the phone number from your call log and matches it to your contacts. You can adjust the contact if needed.
Save
Add an optional note, pick a tag, and tap save. Done – the entry goes straight to your calendar.
Everything you need. Nothing you don’t.
Call Detection
Callvent detects every call – cellular, WhatsApp, FaceTime, Teams, Zoom, and more. It captures time, duration, and direction. No app on iOS can read phone numbers from calls.
Callvent detects every call automatically – cellular and more. It captures time, duration, direction, and the phone number with the matching contact name.
Assign Contact in One Tap
Automatic Contact Matching
Assign the call to a contact – one tap on the name is all it takes. You decide what data gets saved.
Callvent reads the phone number from your call log and automatically matches it to your contacts. Adjust the match if needed.
Calendar Entry in Seconds
Title, date, time and duration are pre-filled. Just add an optional note and save.
Quick Save
Swipe in the call list or tap the notification – and the entry goes straight to your default calendar.
Caller ID
Call Log Access
Import contacts into the identification system. See names on your lock screen when they call.
Full access to your call log with phone numbers, contact names, duration, and call type.
Never Miss a Callback
Callback reminder in 15 min, 30 min, 1 hour, 2 hours, or tomorrow morning. Saved directly to the Reminders app.
Callback reminder in 15 min, 30 min, 1 hour, 2 hours, or tomorrow morning. Saved as a reminder notification.
Tags, Filters & Search
Categorize calls: Business, Personal, Important, Follow-up. Filter and search your call list.
Your Calendar, Your Choice
Works with iCloud, Google Calendar, Outlook and all CalDAV calendars.
Smart Notifications
A notification with duration and Quick Save action appears after every call. No need to open the app.
Home Screen Widget
See pending calls right on your home screen. Small and medium widgets with a pending counter.
Statistics
Call overview with total duration, weekday breakdown, tag analysis, and coverage indicators.
Siri Shortcuts
Quick Settings
“Hey Siri, log my last call.” Create calendar entries by voice – without opening the app.
Add a Callvent tile to your Quick Settings. Quick access to the app – right from the status bar.
Built for people who talk.
Whether it’s 3 calls or 30 – Callvent keeps you organized.
Freelancers
Document client calls for time tracking and invoicing.
Sales & Consulting
Keep track of client calls. No more missed follow-ups.
Heavy Callers
Stay organized without an expensive CRM system.
Support & Legal
Complete documentation of all phone calls – for clients, customers, or internal processes.
What makes Callvent different.
Four good reasons to choose Callvent.
Free to try – flexible plans
7-day free trial. Then from $0.99/month, $4.99/year, or $14.99 lifetime. No risk, cancel anytime.
Data stays on your device
No cloud, no server, no account. Your call data never leaves your device. GDPR compliant.
All in one app
Call detection, calendar integration, Caller ID, widget, and Siri – no extra tools or plugins needed.
Call detection, calendar integration, automatic contact matching, widget, and Quick Settings – no extra tools or plugins needed.
No tracking
No analytics SDKs, no ads, no data collection. Callvent respects your privacy 100%.
Your calls. Your data. Your device.
All data stays on your device.
No cloud, no server, no tracking.
No access to phone numbers.
Phone numbers stay on your device.
Apple prevents apps from reading numbers from calls. Callvent only knows time, duration, and direction.
Callvent reads phone numbers from your call log to match contacts. This data never leaves your device.
Protected contact picker.
Contact access only for matching.
Runs in a sandboxed iOS process – the app only sees the contact you choose.
Callvent only accesses your contacts to match phone numbers. No contact data is sent to any server.
No account required.
No sign-up, no registration. GDPR compliant.
Choose your plan.
Start with 7 days free. No cloud, no tracking, no ads.
per month
per year
Save 58% vs. monthly
one-time payment
All plans start with a 7-day free trial.
Questions? Answers.
Can the app see who I’m calling?
Does the app need to run in the foreground?
What is Caller ID and how does it work?
Which calendars are supported?
Is my data synced?
How does the free trial work?
Does Callvent work with WhatsApp, FaceTime, or Teams? Does Callvent detect all calls?
Is there an Android version? Is there an iOS version?
Can I export my data?
How do I delete my data?
Ready to remember every call?
Callvent is available now on the App Store and Google Play. Start your 7-day free trial.