# Elevation Survey vs web

The clearest difference is in-app purchases: web at none against Elevation Survey's 2. web also leads on update cadence (every 4 weeks vs every 3 months) and iOS requirement (12.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Elevation Survey sells 2 in-app purchases, starting at $6.99 per month. web asks for nothing beyond the download.

Elevation Survey ships an update every 3 months, web every 4 weeks. The most recent releases landed on October 8, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Elevation Survey | web |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[1.0 (1 ratings)](https://appshunter.io/ios/app/web-watcher-mobile/id1482372444/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 32.3% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 4 weeks** |
| Monetization | Freemium | **Free** |
| Size | 75 MB | 99 MB |
| Requires iOS | 15.0 | **12.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Booth](https://appshunter.io/developer/415450674) | [NP SYSTEM Co., Ltd.](https://appshunter.io/developer/1482372443) |

## What reviewers say

### Elevation Survey

[App page](https://appshunter.io/ios/app/elevation-survey/id433368313)

This app simplifies leveling surveys by automatically calculating instrument and ground heights. It allows for instant computation of staff readings for layout work and offers flexible data entry modes. Survey data can be easily exported and shared.

**Highlights:** Automatic HI and GH calculation, Instant staff reading computation for layout, Color-coded input and results, Add notes for projects, Export data as CSV, Standard and Staff data entry modes, In-app tutorial

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium Monthly | $6.99 | per month |
| Premium Yearly | $59.99 | per year |


### web

[App page](https://appshunter.io/ios/app/web-watcher-mobile/id1482372444)

Monitor field conditions remotely by checking environmental data and camera feeds. Receive alerts for abnormal conditions and easily record field activities and crop growth stages. Streamline farm management and reduce labor.

**Highlights:** Remote field environment monitoring (temperature, humidity, soil moisture), Field camera image viewing, Environmental anomaly notifications via email, Easy work logging (pesticides, fertilizers, materials, equipment), Crop growth recording (stages, pests, diseases, survey results), Integration with web-Watcher PC system

**In-app purchases:** none


## Frequently asked questions

### Is Elevation Survey free?

Elevation Survey is free to download, with in-app purchases available.

### Is web free?

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

### Do Elevation Survey or web have ads?

Neither Elevation Survey nor web shows ads.

### Which is updated more often, Elevation Survey or web?

Elevation Survey ships an update every 3 months, and web every 4 weeks. Most recently, Elevation Survey was updated on October 8, 2026 and web on October 7, 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.*