# OperateCtrl vs Contour

The clearest difference is in-app purchases: OperateCtrl at none against Contour's 4. OperateCtrl also leads on update cadence (every 3 days vs every 4 weeks) and iOS requirement (11.0 vs 13.0). Contour's advantage is ads (none vs shown). On price and device support there is nothing between them.

Both are free to download. Contour sells 4 one-off in-app purchases. OperateCtrl asks for nothing beyond the download.

OperateCtrl ships an update every 3 days, Contour every 4 weeks. The most recent releases landed on October 10, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | OperateCtrl | Contour |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/contour-a-curvy-puzzle/id6445967058/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 3 days** | Every 4 weeks |
| Monetization | — | Free with in-app purchases |
| Size | 52 MB | 42 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [ayumu tonosaki](https://appshunter.io/developer/1669963115) | [KrashSoft](https://appshunter.io/developer/1599135484) |

## What reviewers say

### OperateCtrl

[App page](https://appshunter.io/ios/app/operatectrl/id1669963113)

**Features:** macOS Compatibility

**In-app purchases:** none


### Contour

[App page](https://appshunter.io/ios/app/contour-a-curvy-puzzle/id6445967058)

This game challenges players to connect blocks into a continuous curve by rotating them to match a given pattern. It offers increasing difficulty and is suitable for all ages looking for mental stimulation.

**Highlights:** Connect blocks to form a continuous curve, Rotate and move blocks on a grid, Match given patterns, Increasingly challenging levels, Suitable for all ages

**In-app purchases (4)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 25 Stars | $0.99 | one-time |
| 50 Stars | $0.99 | one-time |
| 75 Stars | $1.99 | one-time |
| 100 Stars | $1.99 | one-time |


## Frequently asked questions

### Is OperateCtrl free?

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

### Is Contour free?

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

### Do OperateCtrl or Contour have ads?

OperateCtrl shows ads; Contour does not.

### Which is updated more often, OperateCtrl or Contour?

OperateCtrl ships an update every 3 days, and Contour every 4 weeks. Most recently, OperateCtrl was updated on October 10, 2026 and Contour on October 1, 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.*