# iObs vs NL

The clearest difference is ads: iObs at none against NL's shown. iObs also leads on update cadence (monthly vs every 5 months) and iOS requirement (15.1 vs 17.6). On price, in-app purchases and device support there is nothing between them.

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

iObs ships an update monthly, NL every 5 months. The most recent releases landed on October 10, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | iObs | NL |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[2.3 (3 ratings)](https://appshunter.io/ios/app/iobs/id713587892/reviews)** | — |
| Number of ratings | **3** | — |
| Positive reviews | 75.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | **Monthly** | Every 5 months |
| Monetization | Free | — |
| Size | 13 MB | 74 MB |
| Requires iOS | **15.1** | 17.6 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Observation International](https://appshunter.io/developer/1464543487) | [Politie](https://appshunter.io/developer/1812846463) |

## What reviewers say

### iObs

[App page](https://appshunter.io/ios/app/iobs/id713587892)

Record and submit observations of wildlife, including birds, mammals, and plants, directly from the field. Utilize real-time location and time, with offline capabilities. Upload your data to participating online portals when connected.

**Highlights:** Record observations in the field, Use current time and location, Offline mode available, Upload data to online portals, Supports birds, mammals, plants, etc.

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

**In-app purchases:** none


### NL

[App page](https://appshunter.io/ios/app/nl-alert/id6443585319)

**In-app purchases:** none


## Frequently asked questions

### Is iObs free?

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

### Is NL free?

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

### Do iObs or NL have ads?

NL shows ads; iObs does not.

### Which is updated more often, iObs or NL?

iObs ships an update monthly, and NL every 5 months. Most recently, iObs was updated on October 10, 2026 and NL on October 14, 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.*