# Birthday Countdown vs Modernwave

The clearest difference is in-app purchases: Modernwave at none against Birthday Countdown's 5. Modernwave also leads on ads (none vs shown) and review sentiment (100% vs 75%). Birthday Countdown's advantage is update cadence (weekly vs every 47 months). On price and device support there is nothing between them.

Both are free to download. Birthday Countdown sells 5 in-app purchases, starting at $1.99 per month. Modernwave asks for nothing beyond the download.

Birthday Countdown ships an update weekly, Modernwave every 47 months. The most recent releases landed on September 29, 2026 and June 1, 2026 respectively.

## The numbers

| Metric | Birthday Countdown | Modernwave |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.8 (7.9K ratings)](https://appshunter.io/ios/app/birthday-countdown/id1452049360/reviews)** | — |
| Number of ratings | **7.9K** | — |
| Positive reviews | 74.5% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Weekly** | Every 47 months |
| Monetization | Free with in-app purchases | **Free** |
| Size | 76 MB | 189 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | **iPhone, iPad, Apple Watch** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Find Appiness LLC](https://appshunter.io/developer/1685887104) | [Linkbase Technologies Inc](https://appshunter.io/developer/1576465478) |

## What reviewers say

### Birthday Countdown

[App page](https://appshunter.io/ios/app/birthday-countdown/id1452049360)

Never miss an important birthday again with this easy-to-use countdown and reminder app. Set custom notifications, import contacts, and even view upcoming events on your Apple Watch. Premium features include lock screen widgets and data export.

**Highlights:** Birthday countdowns, Customizable notifications, Import from contacts/calendar, Apple Watch support, Lock screen widgets (Premium), Share countdowns

**Features:** macOS Compatibility, Apple Watch app, iMessage stickers, Vision Pro support

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $1.99 | per month |
| Yearly Subscription | $7.99 | per year |
| Birthday Special Offer | $1.99 | one-time |
| Birthday Widget Offer | $4.99 | one-time |
| Birthday Widget | $9.99 | one-time |

**What reviewers like**

- 📆 Effective birthday reminders
- 🔍 Useful birthday countdown
- 💻 Simple and easy to use
- 🎨 Customizable widget options
- 💰 One-time payment, no subscription

**What reviewers complain about**

- 🐛 Glitches causing date changes
- 🔔 Inconsistent notification issues
- 🔒 Limited backup/restore options
- 💸 Paid features not worth the cost
- 🔍 Lack of search/filtering options

**Reported bugs**

- Dates randomly changing or being off by a day
- App crashing or becoming unusable after updates
- Notifications not working as expected
- Inability to open or access the app after a reset

**Requested features**

- Add ability to use personal photos
- Provide more reminder time options
- Allow adding notes/details for birthdays
- Improve widget functionality and customization
- Implement import/export backup functionality


### Modernwave

[App page](https://appshunter.io/ios/app/modernwave/id1576465476)

Automate and remotely control your third-party automation and security devices. This app integrates with various IoT protocols like Wifi, BLE, and NB-IOT for seamless smart home management.

**Highlights:** Remote device control, Automation of devices, IoT protocol integration, Wifi, BLE, NB-IOT support, Security device management

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Birthday Countdown free?

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

### Is Modernwave free?

Modernwave is free to download, with no in-app purchases.

### Do Birthday Countdown or Modernwave have ads?

Birthday Countdown shows ads; Modernwave does not.

### Which is updated more often, Birthday Countdown or Modernwave?

Birthday Countdown ships an update weekly, and Modernwave every 47 months. Most recently, Birthday Countdown was updated on September 29, 2026 and Modernwave on June 1, 2026.

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