# Study Sched vs Pipe Fitting & ASME Toolbox

The clearest difference is in-app purchases: Study Sched at none against Pipe Fitting & ASME Toolbox's 1. Study Sched also leads on update cadence (weekly vs every 4 months). Pipe Fitting & ASME Toolbox's advantage is iOS requirement (13.0 vs 15.0). On price, ads and device support there is nothing between them.

Both are free to download. Pipe Fitting & ASME Toolbox sells 1 one-off in-app purchase. Study Sched asks for nothing beyond the download.

Study Sched ships an update weekly, Pipe Fitting & ASME Toolbox every 4 months. The most recent releases landed on October 13, 2026 and October 14, 2026 respectively.

## The numbers

| Metric | Study Sched | Pipe Fitting & ASME Toolbox |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.9 (20 ratings)](https://appshunter.io/ios/app/pipe-fitting-and-asme-toolbox/id6752763143/reviews)** |
| Number of ratings | — | **20** |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Every 4 months |
| Monetization | — | Free with in-app purchases |
| Size | 1 MB | 210 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Bugsmirror Research Private Limited](https://appshunter.io/developer/1733832280) | [Ashvin Kevadiya](https://appshunter.io/developer/1756324971) |

## What reviewers say

### Study Sched

[App page](https://appshunter.io/ios/app/study-sched/id6738991531)

**Features:** macOS Compatibility

**In-app purchases:** none


### Pipe Fitting & ASME Toolbox

[App page](https://appshunter.io/ios/app/pipe-fitting-and-asme-toolbox/id6752763143)

Access essential piping engineering data, standards, and smart calculators for professionals and students. Covers ASME standards, pipe and flange dimensions, fitting details, and valve sizes. Includes daily tips and quizzes to enhance knowledge.

**Highlights:** Engineering calculators, Piping data and standards, Pipe dimensions, Flange dimensions, Fitting dimensions, Valve dimensions, Daily tips and quiz

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime Premium | $9.99 | one-time |


## Frequently asked questions

### Is Study Sched free?

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

### Is Pipe Fitting & ASME Toolbox free?

Pipe Fitting & ASME Toolbox is free to download, with in-app purchases available.

### Do Study Sched or Pipe Fitting & ASME Toolbox have ads?

Neither Study Sched nor Pipe Fitting & ASME Toolbox shows ads.

### Which is updated more often, Study Sched or Pipe Fitting & ASME Toolbox?

Study Sched ships an update weekly, and Pipe Fitting & ASME Toolbox every 4 months. Most recently, Study Sched was updated on October 13, 2026 and Pipe Fitting & ASME Toolbox on October 14, 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.*