# NIAB vs Valley ROI

The clearest difference is update cadence: NIAB at every 2 weeks against Valley ROI's every 11 months. NIAB also leads on iOS requirement (10.3 vs 15.1). On price, ads, in-app purchases and monetization model there is nothing between them.

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

NIAB ships an update every 2 weeks, Valley ROI every 11 months. The most recent releases landed on October 10, 2026 and October 20, 2026 respectively.

## The numbers

| Metric | NIAB | Valley ROI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/valley-roi/id1661697788/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 11 months |
| Monetization | Free | Free |
| Size | 131 MB | 23 MB |
| Requires iOS | **10.3** | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 17+ | 4+ |
| Developer | [Arjun Technology Ventures Ltd.](https://appshunter.io/developer/917624623) | [Valmont Industries, Inc.](https://appshunter.io/developer/840052085) |

## What reviewers say

### NIAB

[App page](https://appshunter.io/ios/app/niab/id1093428318)

Access the latest news, in-depth knowledge, and updates in horticulture and plant science. This app connects you to a global center for plant science, crop evaluation, and agronomy, broadening your agri-horizons with a century of experience.

**Highlights:** Latest news in horticulture, In-depth plant science knowledge, Agronomy updates, Information on plant genetics and seeds, Access to a century of agricultural experience

**Features:** macOS Compatibility

**In-app purchases:** none


### Valley ROI

[App page](https://appshunter.io/ios/app/valley-roi/id1661697788)

This app helps users calculate the return on investment for irrigation projects. It considers loan amounts, operational expenses, inflation, and crop yield to determine financial viability over various loan terms.

**Highlights:** Calculate ROI on investment, Consider operational expenses and inflation, Estimate crop yield, Analyze payback period, Project cumulative balance over time, Scenario planning by crop type

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NIAB free?

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

### Is Valley ROI free?

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

### Do NIAB or Valley ROI have ads?

Neither NIAB nor Valley ROI shows ads.

### Which is updated more often, NIAB or Valley ROI?

NIAB ships an update every 2 weeks, and Valley ROI every 11 months. Most recently, NIAB was updated on October 10, 2026 and Valley ROI on October 20, 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.*