# PurEst® vs FarmNode Scoutlens

The clearest difference is update cadence: FarmNode Scoutlens at monthly against PurEst®'s every 5 months. On price, ads, 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.

PurEst® ships an update every 5 months, FarmNode Scoutlens monthly. The most recent releases landed on September 8, 2026 and August 21, 2026 respectively.

## The numbers

| Metric | PurEst® | FarmNode Scoutlens |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Monthly** |
| Size | 18 MB | 14 MB |
| Requires iOS | **14.0** | 15.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Modality Apps](https://appshunter.io/developer/1122416398) | [Citrii](https://appshunter.io/developer/1676232074) |

## What reviewers say

### PurEst®

[App page](https://appshunter.io/ios/app/purest/id1122416399)

**Features:** macOS Compatibility

**In-app purchases:** none


### FarmNode Scoutlens

[App page](https://appshunter.io/ios/app/farmnode-scoutlens/id6450672099)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is PurEst® free?

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

### Is FarmNode Scoutlens free?

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

### Do PurEst® or FarmNode Scoutlens have ads?

Neither PurEst® nor FarmNode Scoutlens shows ads.

### Which is updated more often, PurEst® or FarmNode Scoutlens?

PurEst® ships an update every 5 months, and FarmNode Scoutlens monthly. Most recently, PurEst® was updated on September 8, 2026 and FarmNode Scoutlens on August 21, 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.*