# Nooko vs Tether

The clearest difference is in-app purchases: Tether at none against Nooko's 3. Tether also leads on update cadence (daily vs every 3 months). Nooko's advantage is iOS requirement (15.1 vs 18.0). On price, rating, ratings volume and ads there is nothing between them.

Both are free to download. Nooko sells 3 in-app purchases, starting at $4.99 per month. Tether asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 5.0 for Nooko against 5.0 for Tether. Both are backed by a comparable volume of ratings — 4 and 4 respectively.

Nooko ships an update every 3 months, Tether daily. The most recent releases landed on October 14, 2026 and October 11, 2026 respectively.

## The numbers

| Metric | Nooko | Tether |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (4 ratings)](https://appshunter.io/ios/app/nooko-pregnancy-tracker/id6758291939/reviews) | [5.0 (4 ratings)](https://appshunter.io/ios/app/tether-pregnancy-tracker/id6812428424/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Daily** |
| Monetization | Free with in-app purchases | **Free** |
| Size | 75 MB | 44 MB |
| Requires iOS | **15.1** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, Apple Watch |
| Age rating | 4+ | 17+ |
| Developer | [NITROVENTUS - Unipessoal Lda](https://appshunter.io/developer/1728746707) | [James Zamora](https://appshunter.io/developer/1825511295) |

## What reviewers say

### Nooko

[App page](https://appshunter.io/ios/app/nooko-pregnancy-tracker/id6758291939)

Track your pregnancy week by week with a partner-sync feature. Offers beautiful widgets, bump photo cards, a kick counter, and contraction timer. Provides evidence-based weekly updates and daily tips tailored to your journey.

**Highlights:** Partner sync for shared tracking, Week-by-week fetal development updates, Home screen widgets, Bump photo capture and sharing, Kick counter, Contraction timer, Daily tips and journal

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nooko+ Monthly | $4.99 | per month |
| Nooko+ Trimester | $9.99 | per 3 months |
| Nooko+ Pregnancy Pass | $19.99 | per year |


### Tether

[App page](https://appshunter.io/ios/app/tether-pregnancy-tracker/id6812428424)

This app allows partners to share pregnancy progress, including daily logs, bump photos, and vital signs. It offers customizable tones and a clutter-free interface, focusing on essential tracking without ads or in-app purchases.

**Highlights:** Shared pregnancy progress with partner, Customizable tones (Classic/Unhinged), Week-by-week baby development visuals, Daily log for weight, water, meds, mood, Bump photo tracking, Apple Health and Watch integration, Home screen widgets

**Features:** Apple Watch app

**In-app purchases:** none


## Frequently asked questions

### Is Nooko free?

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

### Is Tether free?

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

### Which has better reviews, Nooko or Tether?

Nooko and Tether are both rated 5.0 out of 5 on the App Store, from 4 and 4 ratings respectively.

### Do Nooko or Tether have ads?

Neither Nooko nor Tether shows ads.

### Which is updated more often, Nooko or Tether?

Nooko ships an update every 3 months, and Tether daily. Most recently, Nooko was updated on October 14, 2026 and Tether on October 11, 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.*