# Undula vs Cubby

The clearest difference is rating: Cubby at 5.0 against Undula's 3.0. Cubby also leads on device support (3 vs 1) and iOS requirement (15.5 vs 18.0). Undula's advantage is ads (none vs shown) and ratings volume (4 vs 1). On price, update cadence, in-app purchases and monetization model there is nothing between them.

Both are free to download. Undula sells 2 in-app purchases, starting at $14.99 per month and Cubby sells 2 in-app purchases, starting at $2.99 per month. Whichever you choose, the download price is not the number that matters.

Cubby holds the better App Store score, 5.0 against 3.0. Both are backed by a comparable volume of ratings — 4 and 1 respectively.

Undula ships an update every 8 days, Cubby every 2 weeks. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | Undula | Cubby |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [3.0 (4 ratings)](https://appshunter.io/ios/app/undula-insider-trading/id6744305133/reviews) | **[5.0 (1 ratings)](https://appshunter.io/ios/app/cubby-expense-tracker/id6780750005/reviews)** |
| Number of ratings | **4** | 1 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Every 8 days** | Every 2 weeks |
| Monetization | Freemium | Free with in-app purchases |
| Size | 36 MB | 91 MB |
| Requires iOS | 18.0 | **15.5** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Cheuk Kwan Lam](https://appshunter.io/developer/1806991098) | [HORIZONA LIMITED](https://appshunter.io/developer/6780750007) |

## What reviewers say

### Undula

[App page](https://appshunter.io/ios/app/undula-insider-trading/id6744305133)

Track U.S. company insider transactions in real-time to gain deeper insights into stock movements and market trends. Receive instant alerts for buys, sells, and other transactions, with advanced analysis tools and customizable dashboards.

**Highlights:** Real-time insider alerts, Advanced event studies, Industry and cluster trends, Customizable dashboard views, Detailed company and insider profiles, Powerful transaction filters

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly Edition | $14.99 | per month |
| Premium Annual Edition | $143.99 | per year |


### Cubby

[App page](https://appshunter.io/ios/app/cubby-expense-tracker/id6780750005)

Effortlessly track your expenses by snapping photos of receipts. Log spending quickly, set budgets, and visualize your financial habits with clear charts. Manage money across different currencies and languages.

**Highlights:** Receipt scanning with auto-fill, Fast manual expense entry, Category-based budgeting, Spending breakdown charts, Multi-currency support, Calendar and list views

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Cubby Pro Monthly | $2.99 | per month |
| Cubby Pro Yearly | $19.99 | per year |


## Frequently asked questions

### Is Undula free?

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

### Is Cubby free?

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

### Which has better reviews, Undula or Cubby?

Cubby is rated higher. Undula averages 3.0 out of 5 from 4 ratings, while Cubby averages 5.0 from 1 ratings.

### Do Undula or Cubby have ads?

Cubby shows ads; Undula does not.

### Which is updated more often, Undula or Cubby?

Undula ships an update every 8 days, and Cubby every 2 weeks. Most recently, Undula was updated on October 30, 2026 and Cubby on October 31, 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.*