# Pregnancy Due Date, Calculator vs Get Buff

The clearest difference is ads: Get Buff at none against Pregnancy Due Date, Calculator's shown. Get Buff also leads on update cadence (every 2 weeks vs every 36 months) and iOS requirement (15.0 vs 17.6). On price, in-app purchases and device support there is nothing between them.

Both are free to download. Pregnancy Due Date, Calculator sells 2 one-off in-app purchases and Get Buff sells 1 in-app purchase, starting at $199.99 per month. Whichever you choose, the download price is not the number that matters.

Pregnancy Due Date, Calculator ships an update every 36 months, Get Buff every 2 weeks. The most recent releases landed on November 3, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Pregnancy Due Date, Calculator | Get Buff |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.2 (56 ratings)](https://appshunter.io/ios/app/pregnancy-due-date-calculator/id1499357659/reviews)** | — |
| Number of ratings | **56** | — |
| Positive reviews | 33.3% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | Every 36 months | **Every 2 weeks** |
| Monetization | Free with in-app purchases | — |
| Size | 70 MB | 56 MB |
| Requires iOS | 17.6 | **15.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | +4 | 4+ |
| Developer | [Smiko](https://appshunter.io/developer/1387756388) | [Giorgia Baldon](https://appshunter.io/developer/1887802353) |

## What reviewers say

### Pregnancy Due Date, Calculator

[App page](https://appshunter.io/ios/app/pregnancy-due-date-calculator/id1499357659)

This app helps you track your pregnancy, estimate your due date, and understand each stage. It provides week-by-week summaries, allows you to record notes, and offers clear visual information about your baby's development. Premium features offer advanced tracking and notifications.

**Highlights:** Pregnancy stage calculator, Week-by-week pregnancy summaries, Record pregnancy notes, Visual and user-friendly information, Due date estimation, Conception date calculation

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove ads | $1.99 | one-time |
| Lifetime | $4.99 | one-time |


### Get Buff

[App page](https://appshunter.io/ios/app/get-buff/id6761103699)

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Mensile Online | $199.99 | per month |


## Frequently asked questions

### Is Pregnancy Due Date, Calculator free?

Pregnancy Due Date, Calculator is free to download, with in-app purchases available.

### Is Get Buff free?

Get Buff is free to download, with in-app purchases available.

### Do Pregnancy Due Date, Calculator or Get Buff have ads?

Pregnancy Due Date, Calculator shows ads; Get Buff does not.

### Which is updated more often, Pregnancy Due Date, Calculator or Get Buff?

Pregnancy Due Date, Calculator ships an update every 36 months, and Get Buff every 2 weeks. Most recently, Pregnancy Due Date, Calculator was updated on November 3, 2026 and Get Buff on November 9, 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.*