# OACI Certifications vs Gradable

The clearest difference is iOS requirement: OACI Certifications at 11.0 against Gradable's 15.1. On price, rating, ratings volume and update cadence there is nothing between them.

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

On the App Store both sit at effectively the same score — 5.0 for OACI Certifications against 5.0 for Gradable. Both are backed by a comparable volume of ratings — 1 and 2 respectively.

OACI Certifications ships an update every 2 weeks, Gradable every 3 weeks. The most recent releases landed on August 1, 2026 and June 10, 2026 respectively.

## The numbers

| Metric | OACI Certifications | Gradable |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [5.0 (1 ratings)](https://appshunter.io/ios/app/oaci-certifications/id1510562030/reviews) | [5.0 (2 ratings)](https://appshunter.io/ios/app/gradable/id6742845206/reviews) |
| Number of ratings | 1 | **2** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 2 weeks** | Every 3 weeks |
| Monetization | Free | Free |
| Size | 56 MB | 31 MB |
| Requires iOS | **11.0** | 15.1 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Ohio Federation Of Soil And Water Conservation District](https://appshunter.io/developer/1510562029) | [Gradable, LLC](https://appshunter.io/developer/1800255971) |

## What reviewers say

### OACI Certifications

[App page](https://appshunter.io/ios/app/oaci-certifications/id1510562030)

Recognizes farmers for implementing best practices to improve water quality and conservation efforts in Ohio. This initiative fosters a partnership between agricultural, environmental, and research communities.

**Highlights:** Farmer recognition for conservation efforts, Promotes water quality improvement, Encourages best management practices, Partnership between agriculture and conservation

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

**In-app purchases:** none


### Gradable

[App page](https://appshunter.io/ios/app/gradable/id6742845206)

Manage your farm's grain marketing, contracts, and sustainability programs efficiently. Track deliveries, compare bids, and connect with buyers all in one place.

**Highlights:** Centralized dashboard for deliveries and contracts, Compare grain buyer bids and futures markets, Detailed sales reporting, Seamless buyer integrations, Enroll in sustainability reward programs

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is OACI Certifications free?

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

### Is Gradable free?

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

### Which has better reviews, OACI Certifications or Gradable?

OACI Certifications and Gradable are both rated 5.0 out of 5 on the App Store, from 1 and 2 ratings respectively.

### Do OACI Certifications or Gradable have ads?

Neither OACI Certifications nor Gradable shows ads.

### Which is updated more often, OACI Certifications or Gradable?

OACI Certifications ships an update every 2 weeks, and Gradable every 3 weeks. Most recently, OACI Certifications was updated on August 1, 2026 and Gradable on June 10, 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.*