# Nudidoo vs CarTag

The clearest difference is ads: Nudidoo at none against CarTag's shown. Nudidoo also leads on iOS requirement (15.1 vs 26.0). On price, update cadence, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Nudidoo ships an update every 4 days, CarTag every 3 days. The most recent releases landed on October 28, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Nudidoo | CarTag |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nudidoo/id6766447781/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 4 days | **Every 3 days** |
| Monetization | Free | — |
| Size | 48 MB | 10 MB |
| Requires iOS | **15.1** | 26.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [JEONGWON GO](https://appshunter.io/developer/1896290314) | [kim dahye](https://appshunter.io/developer/1868391710) |

## What reviewers say

### Nudidoo

[App page](https://appshunter.io/ios/app/nudidoo/id6766447781)

This app helps you achieve your dreams by breaking them down into small, manageable daily actions. It uses a gamified approach with virtual companions and rewards to encourage consistent progress and habit building.

**Highlights:** Create and break down goals into small actions, Virtual companions that grow with your progress, Daily task checking and rewards, Decorate a virtual aquarium with earned rewards, Track progress and complete goals

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

**In-app purchases:** none


### CarTag

[App page](https://appshunter.io/ios/app/cartag/id6780323699)

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

**In-app purchases:** none


## Frequently asked questions

### Is Nudidoo free?

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

### Is CarTag free?

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

### Do Nudidoo or CarTag have ads?

CarTag shows ads; Nudidoo does not.

### Which is updated more often, Nudidoo or CarTag?

Nudidoo ships an update every 4 days, and CarTag every 3 days. Most recently, Nudidoo was updated on October 28, 2026 and CarTag on October 24, 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.*