# OPN vs LaserTonor

The clearest difference is update cadence: LaserTonor at every 3 weeks against OPN's every 14 months. OPN's advantage is iOS requirement (12.0 vs 15.6). On price, ads, 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.

OPN ships an update every 14 months, LaserTonor every 3 weeks. The most recent releases landed on October 26, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | OPN | LaserTonor |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 14 months | **Every 3 weeks** |
| Size | 5 MB | 12 MB |
| Requires iOS | **12.0** | 15.6 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [OPTOELECTRONICS Co.,Ltd.](https://appshunter.io/developer/556827248) | [Shenzhen Xiyou Aurora Technology Co., Ltd.](https://appshunter.io/developer/1798856856) |

## What reviewers say

### OPN

[App page](https://appshunter.io/ios/app/opn-ime/id1123259151)

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

**In-app purchases:** none


### LaserTonor

[App page](https://appshunter.io/ios/app/lasertonor/id6742525596)

**In-app purchases:** none


## Frequently asked questions

### Is OPN free?

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

### Is LaserTonor free?

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

### Do OPN or LaserTonor have ads?

Neither OPN nor LaserTonor shows ads.

### Which is updated more often, OPN or LaserTonor?

OPN ships an update every 14 months, and LaserTonor every 3 weeks. Most recently, OPN was updated on October 26, 2026 and LaserTonor on October 15, 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.*