# smartPerform BYOD vs IsproNG

The clearest difference is update cadence: IsproNG at every 8 days against smartPerform BYOD's every 4 months. smartPerform BYOD's advantage is iOS requirement (13.0 vs 15.0). 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.

smartPerform BYOD ships an update every 4 months, IsproNG every 8 days. The most recent releases landed on October 12, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | smartPerform BYOD | IsproNG |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 4 months | **Every 8 days** |
| Size | 21 MB | 81 MB |
| Requires iOS | **13.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Immersion7 GmbH](https://appshunter.io/developer/1149336764) | [H&H Systems Software GmbH](https://appshunter.io/developer/1211353987) |

## What reviewers say

### smartPerform BYOD

[App page](https://appshunter.io/ios/app/smartperform-byod/id1149336765)

**Features:** macOS Compatibility

**In-app purchases:** none


### IsproNG

[App page](https://appshunter.io/ios/app/isprong/id1375428878)

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

**In-app purchases:** none


## Frequently asked questions

### Is smartPerform BYOD free?

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

### Is IsproNG free?

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

### Do smartPerform BYOD or IsproNG have ads?

Neither smartPerform BYOD nor IsproNG shows ads.

### Which is updated more often, smartPerform BYOD or IsproNG?

smartPerform BYOD ships an update every 4 months, and IsproNG every 8 days. Most recently, smartPerform BYOD was updated on October 12, 2026 and IsproNG on September 24, 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.*