# Pst Mail vs Onshape 3D CAD

The clearest difference is price: Onshape 3D CAD at Free against Pst Mail's $9.99. Onshape 3D CAD also leads on update cadence (every 3 weeks vs every 5 months) and ratings volume (417 vs 41). Pst Mail's advantage is rating (4.3 vs 3.5) and review sentiment (71% vs 47%). On ads, in-app purchases and device support there is nothing between them.

Onshape 3D CAD is free to download; Pst Mail costs $9.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Pst Mail holds the better App Store score, 4.3 against 3.5. That said, the two scores are not equally well evidenced: Onshape 3D CAD has 417 ratings behind it against 41, so its average is the more settled of the two. Written reviews point the same way: 71% of Pst Mail's written reviews are positive against 47% of Onshape 3D CAD's.

Pst Mail ships an update every 5 months, Onshape 3D CAD every 3 weeks. Both last shipped on November 1, 2026.

## The numbers

| Metric | Pst Mail | Onshape 3D CAD |
| --- | --- | --- |
| Price | $9.99 | **Free** |
| Rating | **[4.3 (41 ratings)](https://appshunter.io/ios/app/pst-mail/id408374049/reviews)** | [3.5 (417 ratings)](https://appshunter.io/ios/app/onshape-3d-cad/id923421284/reviews) |
| Number of ratings | 41 | **417** |
| Positive reviews | **71.4% of reviews** | 47.3% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 5 months | **Every 3 weeks** |
| Monetization | Paid | **Free with in-app purchases** |
| Size | 40 MB | 77 MB |
| Requires iOS | **11.0** | 18.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Arrow Bit SL](https://appshunter.io/developer/408374052) | [PTC Inc.](https://appshunter.io/developer/501201404) |

## What reviewers say

### Pst Mail

[App page](https://appshunter.io/ios/app/pst-mail/id408374049)

Access your Outlook emails offline by transferring PST files to your device. Browse, search, and manage your messages without an internet connection. View attachments, reply to emails, and even access contacts stored within the PST file.

**Highlights:** Open multiple PST files, Transfer PST files via iTunes or Dropbox, Search messages by sender, subject, text, and date, View and open email attachments, Reply and forward messages, Display PST file contacts, Password protection

**Features:** Vision Pro support

**In-app purchases:** none

**What reviewers like**

- 👍 Access PST files easily
- 🚀 Fast search and loading
- ✅ Works with large PST files
- 📂 Preserves folder hierarchy
- 📄 Opens attachments

**What reviewers complain about**

- 🐛 Crashes occasionally
- 🚫 Live sync not working
- ❌ Cannot delete emails
- ❌ Cannot send new emails
- ❌ Limited sync options

**Reported bugs**

- App crashes when printing
- Live sync does not work
- Cannot open PST files
- Occasional crashes
- App crashes when trying to sync more than one file from Dropbox

**Requested features**

- Add quick scroll function for inbox
- More sync options (OneDrive, Google Drive)
- Better search tags
- Direct link to Files app
- Ability to delete emails


### Onshape 3D CAD

[App page](https://appshunter.io/ios/app/onshape-3d-cad/id923421284)

This professional CAD platform enables real-time collaboration on product design from any device. It offers parametric modeling tools, secure cloud storage, and version control, streamlining the design process for teams and individuals. Supports students and educators with free access for non-commercial projects.

**Highlights:** Parametric modeling tools, Real-time team collaboration, Cloud-based data management, Cross-device access, Version control and history, Commenting and feedback tools

**In-app purchases:** none

**What reviewers like**

- 🚀 Powerful CAD features
- 🌐 Accessible from any device
- 👍 Intuitive interface
- 💡 Great for on-site work
- 🌟 Exceptional for a free app

**What reviewers complain about**

- 🐛 Crashes and stability issues
- 👎 Unintuitive and clunky UI
- 🔒 Requires account sign-up
- 💰 Expensive paid plans
- 🔍 Difficult to find/use key features

**Reported bugs**

- Frequent crashes and freezes
- Dimensions not visible/editable
- Rotation/view controls unreliable
- Unable to create account
- Incompatible with older devices

**Requested features**

- Add keyboard shortcuts
- Improve dimensioning tools
- Allow private file storage
- Optimize for iPad/Apple Pencil
- Provide better documentation/tutorials


## Frequently asked questions

### Is Pst Mail free?

Pst Mail costs $9.99, with no in-app purchases.

### Is Onshape 3D CAD free?

Onshape 3D CAD is free to download, with no in-app purchases.

### Which has better reviews, Pst Mail or Onshape 3D CAD?

Pst Mail is rated higher. Pst Mail averages 4.3 out of 5 from 41 ratings, while Onshape 3D CAD averages 3.5 from 417 ratings.

### Do Pst Mail or Onshape 3D CAD have ads?

Neither Pst Mail nor Onshape 3D CAD shows ads.

### Which is updated more often, Pst Mail or Onshape 3D CAD?

Pst Mail ships an update every 5 months, and Onshape 3D CAD every 3 weeks. Most recently, Pst Mail was updated on November 1, 2026 and Onshape 3D CAD on November 1, 2026.

---

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