# JACKSON E vs Sanfield Mobile ZS Apps

The clearest difference is iOS requirement: JACKSON E at 13.0 against Sanfield Mobile ZS Apps's 15.6. On price, update cadence, ads and in-app purchases there is nothing between them.

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

JACKSON E ships an update every 7 months, Sanfield Mobile ZS Apps every 4 months. The most recent releases landed on October 2, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | JACKSON E | Sanfield Mobile ZS Apps |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 4 months** |
| Size | 13 MB | 68 MB |
| Requires iOS | **13.0** | 15.6 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Autotoll International Limited](https://appshunter.io/developer/1480334798) | [Sanfield Construction Innovations Limited](https://appshunter.io/developer/1585746033) |

## What reviewers say

### JACKSON E

[App page](https://appshunter.io/ios/app/jackson-e-track/id1622720357)

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

**In-app purchases:** none


### Sanfield Mobile ZS Apps

[App page](https://appshunter.io/ios/app/sanfield-mobile-zs-apps/id6740754586)

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

**In-app purchases:** none


## Frequently asked questions

### Is JACKSON E free?

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

### Is Sanfield Mobile ZS Apps free?

Sanfield Mobile ZS Apps is free to download, with no in-app purchases.

### Do JACKSON E or Sanfield Mobile ZS Apps have ads?

Neither JACKSON E nor Sanfield Mobile ZS Apps shows ads.

### Which is updated more often, JACKSON E or Sanfield Mobile ZS Apps?

JACKSON E ships an update every 7 months, and Sanfield Mobile ZS Apps every 4 months. Most recently, JACKSON E was updated on October 2, 2026 and Sanfield Mobile ZS Apps on October 4, 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.*