# S.I.T.S Order Approval vs Purchase Order Maker

The clearest difference is in-app purchases: S.I.T.S Order Approval at none against Purchase Order Maker's 6. S.I.T.S Order Approval also leads on ads (none vs shown) and iOS requirement (9.0 vs 15.0). Purchase Order Maker's advantage is update cadence (every 4 months vs every 38 months). On price and device support there is nothing between them.

Both are free to download. Purchase Order Maker sells 6 in-app purchases, starting at $1.99 per 7 days. S.I.T.S Order Approval asks for nothing beyond the download.

S.I.T.S Order Approval ships an update every 38 months, Purchase Order Maker every 4 months. The most recent releases landed on November 2, 2026 and October 30, 2026 respectively.

## The numbers

| Metric | S.I.T.S Order Approval | Purchase Order Maker |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/purchase-order-maker-po/id6738362015/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 38 months | **Every 4 months** |
| Monetization | — | Free with in-app purchases |
| Size | 9 MB | 63 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [AOSWARE LLC](https://appshunter.io/developer/1814056463) | [Huzaib Sayyed](https://appshunter.io/developer/1778310247) |

## What reviewers say

### S.I.T.S Order Approval

[App page](https://appshunter.io/ios/app/sits-order-approval/id1453146865)

**Features:** macOS Compatibility

**In-app purchases:** none


### Purchase Order Maker

[App page](https://appshunter.io/ios/app/purchase-order-maker-po/id6738362015)

Effortlessly create, manage, and generate professional purchase orders. This app helps businesses track orders, manage inventory, and organize records with customizable templates and PDF export options.

**Highlights:** Create customizable purchase orders, Track orders and manage inventory, Export POs as PDFs, Offline access, Organize purchase records, Shareable PO PDFs with logo and signature

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

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Remove Ads - Weekly | $1.99 | per 7 days |
| Remove Ads - Monthly | $4.99 | per month |
| Remove Ads - 2 Months | $8.99 | per 2 months |
| Remove Ads - 3 Months | $11.99 | per 3 months |
| Remove Ads - 6 Months | $19.99 | per 6 months |
| Remove Ads - Yearly | $29.99 | per year |


## Frequently asked questions

### Is S.I.T.S Order Approval free?

S.I.T.S Order Approval is free to download, with no in-app purchases.

### Is Purchase Order Maker free?

Purchase Order Maker is free to download, with in-app purchases available.

### Do S.I.T.S Order Approval or Purchase Order Maker have ads?

Purchase Order Maker shows ads; S.I.T.S Order Approval does not.

### Which is updated more often, S.I.T.S Order Approval or Purchase Order Maker?

S.I.T.S Order Approval ships an update every 38 months, and Purchase Order Maker every 4 months. Most recently, S.I.T.S Order Approval was updated on November 2, 2026 and Purchase Order Maker on October 30, 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.*