# DTP Scaling vs B

The clearest difference is update cadence: B at every 3 weeks against DTP Scaling's every 3 months. DTP Scaling's advantage is iOS requirement (7.0 vs 12.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DTP Scaling ships an update every 3 months, B every 3 weeks. The most recent releases landed on June 25, 2026 and December 10, 2025 respectively.

## The numbers

| Metric | DTP Scaling | B |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/dtp-scaling/id852138716/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 1 MB | 34 MB |
| Requires iOS | **7.0** | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [NAOSHI USAMI](https://appshunter.io/developer/852138719) | [无锡宝通智能物联科技有限公司](https://appshunter.io/developer/1576279743) |

## What reviewers say

### DTP Scaling

[App page](https://appshunter.io/ios/app/dtp-scaling/id852138716)

Automatically calculates the scale rate of paper sizes from the A and B series. Simply select your desired usage for quick conversions, such as from A4 to A1.

**Highlights:** Automatic paper scale rate calculation, Supports A series paper sizes, Supports B series paper sizes, Simple usage selection, Converts between different paper sizes

**Features:** macOS Compatibility

**In-app purchases:** none


### B

[App page](https://appshunter.io/ios/app/b/id6677011773)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is DTP Scaling free?

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

### Is B free?

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

### Do DTP Scaling or B have ads?

Neither DTP Scaling nor B shows ads.

### Which is updated more often, DTP Scaling or B?

DTP Scaling ships an update every 3 months, and B every 3 weeks. Most recently, DTP Scaling was updated on June 25, 2026 and B on December 10, 2025.

---

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