# Birthday Countdown & Reminders vs Chronos Time Tracker

The clearest difference is in-app purchases: Chronos Time Tracker at none against Birthday Countdown & Reminders's 1. Chronos Time Tracker also leads on ads (none vs shown). Birthday Countdown & Reminders's advantage is update cadence (every 5 weeks vs every 57 months) and iOS requirement (13.6 vs 18.0). On price and device support there is nothing between them.

Both are free to download. Birthday Countdown & Reminders sells 1 one-off in-app purchase. Chronos Time Tracker asks for nothing beyond the download.

Birthday Countdown & Reminders ships an update every 5 weeks, Chronos Time Tracker every 57 months. The most recent releases landed on October 29, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Birthday Countdown & Reminders | Chronos Time Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.7 (126 ratings)](https://appshunter.io/ios/app/birthday-countdown-and-reminders/id1517617435/reviews)** | — |
| Number of ratings | **126** | — |
| Positive reviews | 55.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 57 months |
| Monetization | Free with in-app purchases | — |
| Size | 31 MB | 5 MB |
| Requires iOS | **13.6** | 18.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Lesya Verbina](https://appshunter.io/developer/1454156036) | [Paul Ruskin](https://appshunter.io/developer/1575635793) |

## What reviewers say

### Birthday Countdown & Reminders

[App page](https://appshunter.io/ios/app/birthday-countdown-and-reminders/id1517617435)

Never miss a special occasion again. This app helps you track birthdays and anniversaries with customizable countdowns and reminders. Organize contacts into groups for personalized notifications.

**Highlights:** Birthday and anniversary tracking, Customizable countdowns, Personalized reminders, Contact grouping, Event planning

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $0.99 | one-time |


### Chronos Time Tracker

[App page](https://appshunter.io/ios/app/chronos-time-tracker/id1575635791)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Birthday Countdown & Reminders free?

Birthday Countdown & Reminders is free to download, with in-app purchases available.

### Is Chronos Time Tracker free?

Chronos Time Tracker is free to download, with no in-app purchases.

### Do Birthday Countdown & Reminders or Chronos Time Tracker have ads?

Birthday Countdown & Reminders shows ads; Chronos Time Tracker does not.

### Which is updated more often, Birthday Countdown & Reminders or Chronos Time Tracker?

Birthday Countdown & Reminders ships an update every 5 weeks, and Chronos Time Tracker every 57 months. Most recently, Birthday Countdown & Reminders was updated on October 29, 2026 and Chronos Time Tracker on October 25, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*