# Birthdays vs Slanguage

The clearest difference is price: Slanguage at Free against Birthdays's $5.00. Slanguage also leads on in-app purchases (none vs 4) and iOS requirement (13.1 vs 26.6). Birthdays's advantage is ads (none vs shown). On update cadence and device support there is nothing between them.

Slanguage is free to download; Birthdays costs $5.00 up front. Birthdays sells 4 one-off in-app purchases. Slanguage asks for nothing beyond the download.

Birthdays ships an update every 3 months, Slanguage every 2 months. The most recent releases landed on October 23, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Birthdays | Slanguage |
| --- | --- | --- |
| Price | $5.00 | **Free** |
| Rating | **[4.6 (141 ratings)](https://appshunter.io/ios/app/birthdays-remember-them/id344896938/reviews)** | — |
| Number of ratings | **141** | — |
| Positive reviews | 81.8% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | **No** | Yes |
| Update frequency | Every 3 months | **Every 2 months** |
| Monetization | Free with in-app purchases | — |
| Size | 16 MB | 44 MB |
| Requires iOS | 26.6 | **13.1** |
| Devices | iPhone | **iPhone, iPod** |
| Age rating | 4+ | 12+ |
| Developer | [Lucien Dupont](https://appshunter.io/developer/292886202) | [Incelligence, Inc.](https://appshunter.io/developer/1272267051) |

## What reviewers say

### Birthdays

[App page](https://appshunter.io/ios/app/birthdays-remember-them/id344896938)

Never forget a friend's birthday again. This app scans your contacts to show upcoming birthdays and days remaining. Send wishes via email, iMessage, or call directly from the app.

**Highlights:** Scans contacts for birthdays, Shows upcoming birthdays, Countdown to birthdays, Send wishes via email/iMessage, Direct calling to contacts, Location-based notifications

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

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Generous Tip | $0.99 | one-time |
| Massive Tip | $1.99 | one-time |
| Amazing Tip | $4.99 | one-time |
| Birthdays Pro | $5.00 | one-time |


### Slanguage

[App page](https://appshunter.io/ios/app/slanguage-uk/id1542996265)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Birthdays free?

Birthdays costs $5.00, and also offers in-app purchases.

### Is Slanguage free?

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

### Do Birthdays or Slanguage have ads?

Slanguage shows ads; Birthdays does not.

### Which is updated more often, Birthdays or Slanguage?

Birthdays ships an update every 3 months, and Slanguage every 2 months. Most recently, Birthdays was updated on October 23, 2026 and Slanguage on October 14, 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.*