# Milking Prep Lag Timer vs myDFA

The clearest difference is price: myDFA at Free against Milking Prep Lag Timer's $2.99. Milking Prep Lag Timer's advantage is iOS requirement (15.6 vs 17.5). On update cadence, ads, in-app purchases and device support there is nothing between them.

myDFA is free to download; Milking Prep Lag Timer costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Milking Prep Lag Timer ships an update every 6 months, myDFA every 7 months. The most recent releases landed on September 19, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | Milking Prep Lag Timer | myDFA |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| Rating | — | **[4.3 (4 ratings)](https://appshunter.io/ios/app/mydfa/id1454849343/reviews)** |
| Number of ratings | — | **4** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 6 months** | Every 7 months |
| Monetization | — | Free |
| Size | 6 MB | 9 MB |
| Requires iOS | **15.6** | 17.5 |
| Devices | iPad | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [University of Wisconsin - Madison School of Veterinary Medicine](https://appshunter.io/developer/871872159) | [Dairy Farmers of America, Inc.](https://appshunter.io/developer/1454849342) |

## What reviewers say

### Milking Prep Lag Timer

[App page](https://appshunter.io/ios/app/milking-prep-lag-timer/id1105510997)

**In-app purchases:** none


### myDFA

[App page](https://appshunter.io/ios/app/mydfa/id1454849343)

Access lab results and financial statements on the go. Designed for farmer-owners and field staff, this app provides quick and easy access to important business information from any location.

**Highlights:** Access lab results, View financial statements, Field staff access, Farmer-owner portal, Mobile accessibility

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

**In-app purchases:** none


## Frequently asked questions

### Is Milking Prep Lag Timer free?

Milking Prep Lag Timer costs $2.99, with no in-app purchases.

### Is myDFA free?

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

### Do Milking Prep Lag Timer or myDFA have ads?

Neither Milking Prep Lag Timer nor myDFA shows ads.

### Which is updated more often, Milking Prep Lag Timer or myDFA?

Milking Prep Lag Timer ships an update every 6 months, and myDFA every 7 months. Most recently, Milking Prep Lag Timer was updated on September 19, 2026 and myDFA on October 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.*