# Priori vs Machining Assistant

The clearest difference is review sentiment: Priori at 81% against Machining Assistant's 0%. Priori also leads on iOS requirement (12.0 vs 16.6). Machining Assistant's advantage is price ($0.99 vs $2.99). On update cadence, ads, in-app purchases and device support there is nothing between them.

Priori costs $2.99 and Machining Assistant $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Priori ships an update every 4 weeks, Machining Assistant every 5 weeks. The most recent releases landed on October 19, 2026 and October 8, 2026 respectively.

## The numbers

| Metric | Priori | Machining Assistant |
| --- | --- | --- |
| Price | $2.99 | **$0.99** |
| Rating | **[4.6 (139 ratings)](https://appshunter.io/ios/app/priori-simple-list/id1455479739/reviews)** | — |
| Number of ratings | **139** | — |
| Positive reviews | **81.0% of reviews** | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 4 weeks** | Every 5 weeks |
| Monetization | **Free** | Paid |
| Size | 29 MB | 8 MB |
| Requires iOS | **12.0** | 16.6 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [ideaTiny Co., Ltd.](https://appshunter.io/developer/1019457989) | [小燕 陈](https://appshunter.io/developer/1462872555) |

## What reviewers say

### Priori

[App page](https://appshunter.io/ios/app/priori-simple-list/id1455479739)

This app helps users manage their time effectively by implementing the Eisenhower Matrix. It visually categorizes tasks into 'Do it now,' 'Schedule,' 'Delegate,' and 'Don't do it' to prioritize what truly matters and combat procrastination.

**Highlights:** Eisenhower Matrix implementation, Task categorization, Minimalist design, Focus on important tasks, Combats procrastination, Visual time management

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

**In-app purchases:** none


### Machining Assistant

[App page](https://appshunter.io/ios/app/machining-assistant/id6766735667)

This tool simplifies complex machining calculations for engineers and technicians. It offers features for cutting parameters, material weight, tolerance and fit analysis, and thread data. Designed for efficiency and accuracy, it works offline and provides a user-friendly interface.

**Highlights:** Cutting parameter calculation, Material weight and volume, Tolerance and fit analysis, Thread data and formulas, Offline functionality, Material database

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

**In-app purchases:** none


## Frequently asked questions

### Is Priori free?

Priori costs $2.99, with no in-app purchases.

### Is Machining Assistant free?

Machining Assistant costs $0.99, with no in-app purchases.

### Do Priori or Machining Assistant have ads?

Neither Priori nor Machining Assistant shows ads.

### Which is updated more often, Priori or Machining Assistant?

Priori ships an update every 4 weeks, and Machining Assistant every 5 weeks. Most recently, Priori was updated on October 19, 2026 and Machining Assistant on October 8, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*