# Syslor EasyField vs OpenSurvey3D

The clearest difference is iOS requirement: Syslor EasyField at 15.0 against OpenSurvey3D's 26.2. 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.

Syslor EasyField ships an update monthly, OpenSurvey3D every 3 weeks. The most recent releases landed on October 5, 2026 and October 13, 2026 respectively.

## The numbers

| Metric | Syslor EasyField | OpenSurvey3D |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Monthly | **Every 3 weeks** |
| Size | 301 MB | 20 MB |
| Requires iOS | **15.0** | 26.2 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Syslor](https://appshunter.io/developer/1564448379) | [Laan Labs](https://appshunter.io/developer/310916919) |

## What reviewers say

### Syslor EasyField

[App page](https://appshunter.io/ios/app/syslor-easyfield/id1566356262)

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

**In-app purchases:** none


### OpenSurvey3D

[App page](https://appshunter.io/ios/app/opensurvey3d/id6794840161)

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

**In-app purchases:** none


## Frequently asked questions

### Is Syslor EasyField free?

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

### Is OpenSurvey3D free?

OpenSurvey3D is free to download, with no in-app purchases.

### Do Syslor EasyField or OpenSurvey3D have ads?

Neither Syslor EasyField nor OpenSurvey3D shows ads.

### Which is updated more often, Syslor EasyField or OpenSurvey3D?

Syslor EasyField ships an update monthly, and OpenSurvey3D every 3 weeks. Most recently, Syslor EasyField was updated on October 5, 2026 and OpenSurvey3D on October 13, 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.*