# Birthday Tracker vs Momento Stack

Birthday Tracker and Momento Stack are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Birthday Tracker sells 2 in-app purchases, starting at $3.99 per month and Momento Stack sells 2 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

Birthday Tracker ships an update every 5 days, Momento Stack every 6 days. Both last shipped on October 31, 2026.

## The numbers

| Metric | Birthday Tracker | Momento Stack |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 6 days |
| Size | 40 MB | 3 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Zakhar Shylov](https://appshunter.io/developer/1881115151) | [Ahmed ElGhoroury](https://appshunter.io/developer/6802225276) |

## What reviewers say

### Birthday Tracker

[App page](https://appshunter.io/ios/app/birthday-tracker-reminders/id6760178873)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $3.99 | per month |
| Premium Yearly | $29.99 | per year |


### Momento Stack

[App page](https://appshunter.io/ios/app/momento-stack-sticky-notes/id6804217250)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Custom Colors | $1.99 | one-time |
| Checklists | $1.99 | one-time |


## Frequently asked questions

### Is Birthday Tracker free?

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

### Is Momento Stack free?

Momento Stack is free to download, with in-app purchases available.

### Do Birthday Tracker or Momento Stack have ads?

Neither Birthday Tracker nor Momento Stack shows ads.

### Which is updated more often, Birthday Tracker or Momento Stack?

Birthday Tracker ships an update every 5 days, and Momento Stack every 6 days. Most recently, Birthday Tracker was updated on October 31, 2026 and Momento Stack on October 31, 2026.

---

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