# x2y vs Superdo

The clearest difference is rating: x2y at 5.0 against Superdo's 4.6. x2y also leads on monetization model (free vs freemium). Superdo's advantage is update cadence (every 3 weeks vs every 5 months) and iOS requirement (14.1 vs 26.0). On price, review sentiment, ratings volume and ads there is nothing between them.

Both are free to download. x2y sells 1 one-off in-app purchase and Superdo sells 4 in-app purchases, starting at $1.99 per month. Whichever you choose, the download price is not the number that matters.

x2y holds the better App Store score, 5.0 against 4.6. Both are backed by a comparable volume of ratings — 8 and 22 respectively. Written reviews point the same way: 88% of x2y's written reviews are positive against 83% of Superdo's.

x2y ships an update every 5 months, Superdo every 3 weeks. The most recent releases landed on June 3, 2026 and July 5, 2026 respectively.

## The numbers

| Metric | x2y | Superdo |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (8 ratings)](https://appshunter.io/ios/app/x2y/id568723132/reviews)** | [4.6 (22 ratings)](https://appshunter.io/ios/app/superdo-shared-to-do-lists/id1538250733/reviews) |
| Number of ratings | 8 | **22** |
| Positive reviews | **87.5% of reviews** | 83.3% of reviews |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | **Free** | Freemium |
| Size | 2 MB | 47 MB |
| Requires iOS | 26.0 | **14.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Joseph Cieplinski](https://appshunter.io/developer/568723135) | [Potato Laboratories, Inc](https://appshunter.io/developer/1667667939) |

## What reviewers say

### x2y

[App page](https://appshunter.io/ios/app/x2y/id568723132)

This app simplifies aspect ratio calculations for designers and web developers. It quickly computes missing dimensions or percentages for images and videos, offering custom aspect ratios and quick scaling options.

**Highlights:** Automatic dimension and percentage calculation, Customizable common aspect ratios, Quick scaling (double, triple, half, one-third), Solve for x, y, or percentage, Solve for diagonal, Pixel rounding or decimal precision, Left/right-handed layout options on iPad

**Features:** Family Sharing

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.49 | one-time |


### Superdo

[App page](https://appshunter.io/ios/app/superdo-shared-to-do-lists/id1538250733)

Organize tasks and projects with friends and family. Coordinate grocery lists, chores, or vacation plans with shared lists, notifications, and collaborative features. Stay productive together and celebrate completed tasks.

**Highlights:** Shared to-do lists, Task completion notifications, Organize with lists or hashtags, Search functionality, Due dates and reminders, Comments and likes for tasks, Friend tagging with @mentions

**Features:** macOS Compatibility

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium - Monthly | $1.99 | per month |
| All Access - Monthly | $3.99 | per month |
| Premium - Yearly | $11.99 | per year |
| All Access - Annual | $23.99 | per year |


## Frequently asked questions

### Is x2y free?

x2y is free to download, with in-app purchases available.

### Is Superdo free?

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

### Which has better reviews, x2y or Superdo?

x2y is rated higher. x2y averages 5.0 out of 5 from 8 ratings, while Superdo averages 4.6 from 22 ratings.

### Do x2y or Superdo have ads?

Neither x2y nor Superdo shows ads.

### Which is updated more often, x2y or Superdo?

x2y ships an update every 5 months, and Superdo every 3 weeks. Most recently, x2y was updated on June 3, 2026 and Superdo on July 5, 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.*