Comparison

Call.com vs Calendar Countdown

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Call.com

Get a real virtual phone number for calls, texts, and video chats on any device. Separate work and personal lines, stay connected while traveling, or manage multiple numbers easily. Enjoy affordable international rates and synchronized contacts across all your devices.

Highlights
  • Virtual phone number
  • Voice, SMS, and video calls
  • Cross-device synchronization
  • Personalized voicemail
  • Call and SMS forwarding
  • Advanced availability controls
  • Block unwanted calls
Features
Read full description

Your second phone number in an app. A real virtual number you can use on any device — no SIM cards, no extra phones. Call.com gives you a dedicated second line for work, travel, or personal use. Choose a local number in the US, UK, France, Canada, Mexico, Australia, Austria, Belgium, Finland, and Puerto Rico, with more countries coming soon. VOICE CALLS Make crystal-clear calls to mobiles and landlines worldwide at low rates. Call other Call.com users for free. SMS Send affordable SMS messages to any mobile number in the world. VIDEO CALLS One-to-one or group HD video calls with up to 10 participants. Free between Call.com users. CHAT & VOICE MESSAGES Full-featured chat with support for images, files, emojis, and voice messages. WHO IT'S FOR — Freelancers & Small Business: A dedicated work line to separate business and personal communication. Project a professional image with a local number. — Remote Teams: Shared company credit, flexible billing, and the ability to reassign numbers between team members in one click. — Expats & Digital Nomads: Keep a local number in your home country while living abroad. Friends, family, and banks can reach you without international charges. — International Travellers: Connect over Wi-Fi and avoid expensive roaming fees. — International Callers: Stay in touch with friends and family overseas at affordable rates. — Coaches & Teachers: Communicate with students and clients on a dedicated number with flexible availability settings. — Property Managers & Hosts: A separate line for guest and client inquiries across multiple listings. — Tablet & Laptop Users: Turn any device into a fully functioning phone — no physical SIM required. MANAGE MULTIPLE NUMBERS Add more than one virtual number and manage them all from a single app. Each number comes with its own voicemail, availability schedule, and call controls. FEATURES — Personalized voicemail for each number — Call and SMS forwarding — Advanced availability controls and quiet hours — Block unwanted calls and messages — Send SMS to multiple contacts at once — Synchronized contacts across all your devices — Remote logout for account security — Login activity monitoring — Number porting — transfer an existing number to Call.com LOW INTERNATIONAL RATES Affordable calls and SMS to hundreds of destinations. Transparent pricing visible in the app before you call or send a message. USE ON MULTIPLE DEVICES Your calls, messages, and contacts stay synchronized across your devices. Trusted by over 1,000,000 users worldwide. Built in Europe. For support, contact our team directly in the app or email support@call.com

About

Calendar Countdown

Features
Read full description

Your calendar already knows your deadlines. Your countdown app should too. Calendar Countdown pulls directly from your existing calendars and turns any event into a live countdown. No manual syncing. No wasted time. Select a calendar. Instantly see every upcoming date as a countdown inside the app and on your widget. Other apps make you re-enter everything. This one reads what’s already there. * Uses your existing calendar data * Real-time countdowns for every event * Clean widget, no setup friction * Zero ads * No subscriptions * No in-app purchases Pay once. $0.99. Done. Stop managing dates twice.

Screenshots

Call.com4 screens
Calendar Countdown3 screens

Verdict

The call

The clearest difference is price: Call.com at Free against Calendar Countdown's $0.99. Calendar Countdown's advantage is in-app purchases (none vs 10) and update cadence (daily vs every 2 weeks). On ads, device support and iOS requirement 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

CostPrice · In-app purchases · Ads · Monetization

Call.com is free to download; Calendar Countdown costs $0.99 up front. Call.com sells 10 one-off in-app purchases. Calendar Countdown asks for nothing beyond the download.

UpkeepUpdate frequency

Call.com ships an update every 2 weeks, Calendar Countdown daily. The most recent releases landed on November 7, 2026 and November 9, 2026 respectively.

Scorecard3 real differences · 7 level
Call.com versus Calendar Countdown: the parameters behind the verdict, then further details
ParameterCall.comCalendar Countdown
PriceFree — better$0.99
Rating4.6 (833 ratings) — better—
Positive reviews38.9% of reviews—
Number of ratings833 — better—
Update frequencyEvery 2 weeksDaily — better
AdsNoNo
In-app purchasesYesNo — better
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS16.4 — better17.6
Further details — not scored
Size78 MB1 MB
Age rating17+4+
DeveloperCall.com TelecomIan Seyler

Bugs and requests

Call.com

Reported bugs

15 issues
  • In-app purchase not available
  • System server very bad, loading time out
  • Cannot log in to account
  • Numbers scramble when making calls
  • Error: 'sorry something went wrong, please try again' when making calls
Show 10 more
  • Logged out and purchased number disappeared after update
  • Fails KYC verification without explanation
  • Error: 'fetch credit products error'
  • App not logging in, says number is wrong
  • Internal server error / unable to fetch payment data
  • App not opening after migration from Cloud SIM
  • Calls cut off after a few seconds
  • Slow connection and calls disconnect after a few minutes
  • Cannot get through to numbers
  • Dropped SMS messages

Requested features

5 requests
  • Add ability to send/receive pictures and video
  • Add more country options for numbers
  • Improve UI for handling multiple numbers
  • Allow default number selection
  • Enable in-app purchases via App Store

Calendar Countdown

Not enough reviews yet to summarise bugs or requests.

In-app purchases

10 purchases

Call.com

One-time10
  • Add $1.39$1.99
  • $4.99 Credit$4.99
  • Add $3.49$4.99
Show 7 more
  • $6.99 Credit$6.99
  • 1 Month Subscription$6.99
  • $9.99 Credit$9.99
  • 3 Month Subscription$9.99
  • Add $8.49$11.99
  • $24.99 Credit$24.99
  • 12 Month Subscription$24.99
None

Calendar Countdown

No in-app purchases

Questions

Is Call.com free?
Call.com is free to download, with in-app purchases available.
Is Calendar Countdown free?
Calendar Countdown costs $0.99, with no in-app purchases.
Do Call.com or Calendar Countdown have ads?
Neither Call.com nor Calendar Countdown shows ads.
Which is updated more often, Call.com or Calendar Countdown?
Call.com ships an update every 2 weeks, and Calendar Countdown daily. Most recently, Call.com was updated on November 7, 2026 and Calendar Countdown on November 9, 2026.

Other comparisons