# Smart Birthday Reminder vs Calculator

The clearest difference is in-app purchases: Calculator at none against Smart Birthday Reminder's 1. Calculator also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. Smart Birthday Reminder sells 1 one-off in-app purchase. Calculator asks for nothing beyond the download.

Smart Birthday Reminder ships an update every 10 months, Calculator every 6 months. The most recent releases landed on October 10, 2026 and October 18, 2026 respectively.

## The numbers

| Metric | Smart Birthday Reminder | Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (1 ratings)](https://appshunter.io/ios/app/smart-birthday-reminder/id1072713764/reviews)** | — |
| Number of ratings | **1** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 10 months | **Every 6 months** |
| Monetization | Free with in-app purchases | — |
| Size | 13 MB | 15 MB |
| Requires iOS | **14.1** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [GURUPRITSINGH SAINI](https://appshunter.io/developer/610312153) | [CLI - Concrete Layer Innovations](https://appshunter.io/developer/1719650130) |

## What reviewers say

### Smart Birthday Reminder

[App page](https://appshunter.io/ios/app/smart-birthday-reminder/id1072713764)

Never forget a birthday again with this app. It can import contacts to set up reminders or allow manual entry. View upcoming birthdays sorted by days remaining, and send greetings directly.

**Highlights:** Import birthdays from contacts, Manual birthday entry, Sort reminders by days remaining, View birthdays for today/tomorrow, Calendar view for detailed data, Direct email greeting option

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Advertisements | $1.99 | one-time |


### Calculator

[App page](https://appshunter.io/ios/app/calculator-cli/id6473743773)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Birthday Reminder free?

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

### Is Calculator free?

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

### Do Smart Birthday Reminder or Calculator have ads?

Smart Birthday Reminder shows ads; Calculator does not.

### Which is updated more often, Smart Birthday Reminder or Calculator?

Smart Birthday Reminder ships an update every 10 months, and Calculator every 6 months. Most recently, Smart Birthday Reminder was updated on October 10, 2026 and Calculator on October 18, 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.*