# EF Scale vs mobiAgri

The clearest difference is update cadence: mobiAgri at every 3 weeks against EF Scale's every 20 months. mobiAgri also leads on review sentiment (80% vs 67%) and iOS requirement (15.6 vs 26.0). On price, rating, ratings volume and ads 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 — 4.5 for EF Scale against 4.5 for mobiAgri. Both are backed by a comparable volume of ratings — 4 and 4 respectively. Written reviews are what separate them: 67% of EF Scale's written reviews are positive against 80% of mobiAgri's.

EF Scale ships an update every 20 months, mobiAgri every 3 weeks. The most recent releases landed on August 8, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | EF Scale | mobiAgri |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (4 ratings)](https://appshunter.io/ios/app/ef-scale/id418856071/reviews) | [4.5 (4 ratings)](https://appshunter.io/ios/app/mobiagri/id1572629588/reviews) |
| Number of ratings | 4 | 4 |
| Positive reviews | 66.7% of reviews | **80.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 20 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 18 MB | 201 MB |
| Requires iOS | 26.0 | **15.6** |
| Devices | iPhone, iPad, Mac | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [WeatherWary LLC](https://appshunter.io/developer/418856074) | [MobiFone](https://appshunter.io/developer/437730616) |

## What reviewers say

### EF Scale

[App page](https://appshunter.io/ios/app/ef-scale/id418856071)

Assess tornado and wind damage with this tool that simplifies the Enhanced Fujita (EF) Scale. Follow on-screen prompts to select damage indicators and degrees of damage, then adjust for construction variability to estimate wind speeds.

**Highlights:** Simplified EF Scale assessment, Damage indicator selection, Degree of damage input, Construction variability adjustment, Visual damage examples, About and share functions

**Features:** Vision Pro support

**In-app purchases:** none


### mobiAgri

[App page](https://appshunter.io/ios/app/mobiagri/id1572629588)

This agricultural app leverages Big Data, AI, Blockchain, AR, and VR to offer comprehensive digital transformation and high-tech farming solutions. It features AI-driven plant and pest identification, expert consultations, a vast agricultural data repository, and advanced weather forecasting.

**Highlights:** AI plant and pest identification, Expert consultation connection, Large agricultural data repository, Advanced weather forecasting, Community Q&A for crops

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is EF Scale free?

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

### Is mobiAgri free?

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

### Which has better reviews, EF Scale or mobiAgri?

EF Scale and mobiAgri are both rated 4.5 out of 5 on the App Store, from 4 and 4 ratings respectively.

### Do EF Scale or mobiAgri have ads?

Neither EF Scale nor mobiAgri shows ads.

### Which is updated more often, EF Scale or mobiAgri?

EF Scale ships an update every 20 months, and mobiAgri every 3 weeks. Most recently, EF Scale was updated on August 8, 2026 and mobiAgri on September 18, 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.*