# Nudidoo vs Cost Per Day Tracker

The clearest difference is in-app purchases: Nudidoo at none against Cost Per Day Tracker's 2. Nudidoo also leads on ads (none vs shown) and update cadence (every 4 days vs every 3 weeks). On price, device support and iOS requirement there is nothing between them.

Both are free to download. Cost Per Day Tracker sells 2 in-app purchases, starting at $1.00 per month. Nudidoo asks for nothing beyond the download.

Nudidoo ships an update every 4 days, Cost Per Day Tracker every 3 weeks. The most recent releases landed on October 28, 2026 and October 29, 2026 respectively.

## The numbers

| Metric | Nudidoo | Cost Per Day Tracker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/nudidoo/id6766447781/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 4 days** | Every 3 weeks |
| Monetization | Free | — |
| Size | 48 MB | 80 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [JEONGWON GO](https://appshunter.io/developer/1896290314) | [Seika Ide](https://appshunter.io/developer/1876507657) |

## 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


### Cost Per Day Tracker

[App page](https://appshunter.io/ios/app/cost-per-day-tracker-usepace/id6796442878)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $1.00 | per month |
| Annual Plan | $10.00 | per year |


## Frequently asked questions

### Is Nudidoo free?

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

### Is Cost Per Day Tracker free?

Cost Per Day Tracker is free to download, with in-app purchases available.

### Do Nudidoo or Cost Per Day Tracker have ads?

Cost Per Day Tracker shows ads; Nudidoo does not.

### Which is updated more often, Nudidoo or Cost Per Day Tracker?

Nudidoo ships an update every 4 days, and Cost Per Day Tracker every 3 weeks. Most recently, Nudidoo was updated on October 28, 2026 and Cost Per Day Tracker on October 29, 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.*