# TrailCamera vs NHDOT eFieldBook

The clearest difference is iOS requirement: TrailCamera at 12.0 against NHDOT eFieldBook's 15.1. 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.

TrailCamera ships an update every 5 months, NHDOT eFieldBook every 3 months. The most recent releases landed on October 6, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | TrailCamera | NHDOT eFieldBook |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.6 (5 ratings)](https://appshunter.io/ios/app/trailcamera/id1047991609/reviews)** | — |
| Number of ratings | **5** | — |
| Positive reviews | 7.7% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 months** |
| Monetization | Free | — |
| Size | 9 MB | 35 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [SiFar HK LIMITED](https://appshunter.io/developer/1737731551) | [ExeVision](https://appshunter.io/developer/1406987452) |

## What reviewers say

### TrailCamera

[App page](https://appshunter.io/ios/app/trailcamera/id1047991609)

This utility app allows users to explore the unknown world by adapting to various environments. It focuses on utilizing trail camera technology to observe and document natural surroundings. The app's performance is influenced by its open position, which can affect battery life.

**Highlights:** Adaptable to any environment, Explore the unknown world, Utilizes trail camera technology, Battery life indicator

**Features:** macOS Compatibility

**In-app purchases:** none


### NHDOT eFieldBook

[App page](https://appshunter.io/ios/app/nhdot-efieldbook/id1406987454)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TrailCamera free?

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

### Is NHDOT eFieldBook free?

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

### Do TrailCamera or NHDOT eFieldBook have ads?

Neither TrailCamera nor NHDOT eFieldBook shows ads.

### Which is updated more often, TrailCamera or NHDOT eFieldBook?

TrailCamera ships an update every 5 months, and NHDOT eFieldBook every 3 months. Most recently, TrailCamera was updated on October 6, 2026 and NHDOT eFieldBook on September 29, 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.*