# iSVMS vs ZBform

iSVMS and ZBform are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 3, 2026 and October 1, 2026 respectively.

## The numbers

| Metric | iSVMS | ZBform |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Size | 28 MB | 13 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daxun Digital Technology Co., Ltd.](https://appshunter.io/developer/638766296) | [Zettabyte Information Technology Co.,Ltd.](https://appshunter.io/developer/1568041612) |

## What reviewers say

### iSVMS

[App page](https://appshunter.io/ios/app/isvms/id1090338796)

**Features:** macOS Compatibility

**In-app purchases:** none


### ZBform

[App page](https://appshunter.io/ios/app/zbform/id1568041610)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is iSVMS free?

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

### Is ZBform free?

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

### Do iSVMS or ZBform have ads?

Neither iSVMS nor ZBform shows ads.

### Which is updated more often, iSVMS or ZBform?

iSVMS ships an update every 3 weeks, and ZBform every 3 weeks. Most recently, iSVMS was updated on October 3, 2026 and ZBform 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.*