# Dimo's / Labtronics Model 919 vs MA

The clearest difference is price: MA at Free against Dimo's / Labtronics Model 919's $2.99. MA also leads on iOS requirement (12.0 vs 14.0). On update cadence, ads, in-app purchases and device support there is nothing between them.

MA is free to download; Dimo's / Labtronics Model 919 costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dimo's / Labtronics Model 919 ships an update every 14 months, MA every 24 months. The most recent releases landed on October 5, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Dimo's / Labtronics Model 919 | MA |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 14 months** | Every 24 months |
| Monetization | Paid | — |
| Size | 9 MB | 45 MB |
| Requires iOS | 14.0 | **12.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Dimo's Tool & Die Ltd.](https://appshunter.io/developer/534271329) | [Mehrdad Bagherzamani](https://appshunter.io/developer/1307581120) |

## What reviewers say

### Dimo's / Labtronics Model 919

[App page](https://appshunter.io/ios/app/dimos-labtronics-model-919/id534271306)

This application replaces paper charts for moisture testing. Input sample temperature and readings from a Model 919 moisture tester to quickly calculate moisture content. It supports storing favorite commodities and includes both U.S. and Canadian charts, along with test weight conversions.

**Highlights:** Replaces paper charts, Input temperature and readings, Calculate moisture content, Store favorite commodities, U.S. and Canadian charts, Test weight conversion

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

**In-app purchases:** none


### MA

[App page](https://appshunter.io/ios/app/ma-405/id1307581961)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Dimo's / Labtronics Model 919 free?

Dimo's / Labtronics Model 919 costs $2.99, with no in-app purchases.

### Is MA free?

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

### Do Dimo's / Labtronics Model 919 or MA have ads?

Neither Dimo's / Labtronics Model 919 nor MA shows ads.

### Which is updated more often, Dimo's / Labtronics Model 919 or MA?

Dimo's / Labtronics Model 919 ships an update every 14 months, and MA every 24 months. Most recently, Dimo's / Labtronics Model 919 was updated on October 5, 2026 and MA on October 7, 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.*