# TP QUALITY vs D/4AM

The clearest difference is iOS requirement: TP QUALITY at 12.0 against D/4AM's 15.5. On price, update cadence, ads and in-app purchases there is nothing between them.

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

Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on September 22, 2026 and September 29, 2026 respectively.

## The numbers

| Metric | TP QUALITY | D/4AM |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (7 ratings)](https://appshunter.io/ios/app/d4am/id1404179282/reviews)** |
| Number of ratings | — | **7** |
| Positive reviews | — | 100.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Monetization | — | Free |
| Size | 244 MB | 68 MB |
| Requires iOS | **12.0** | 15.5 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [think project! GmbH](https://appshunter.io/developer/1228068382) | [Datch Inc](https://appshunter.io/developer/1750405023) |

## What reviewers say

### TP QUALITY

[App page](https://appshunter.io/ios/app/tp-quality/id1317280774)

**In-app purchases:** none


### D/4AM

[App page](https://appshunter.io/ios/app/d4am/id1404179282)

This application streamlines on-site plant maintenance by integrating with SAP PM. It offers a user-friendly platform for managing tasks, enhanced by conversational AI and multimodal inputs for frontline workers.

**Highlights:** Real-time plant maintenance management, SAP PM integration, Intuitive user interface, Conversational AI, Multimodal inputs, Task management platform

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

**In-app purchases:** none


## Frequently asked questions

### Is TP QUALITY free?

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

### Is D/4AM free?

D/4AM is free to download, with no in-app purchases.

### Do TP QUALITY or D/4AM have ads?

Neither TP QUALITY nor D/4AM shows ads.

### Which is updated more often, TP QUALITY or D/4AM?

TP QUALITY ships an update every 3 weeks, and D/4AM every 3 weeks. Most recently, TP QUALITY was updated on September 22, 2026 and D/4AM on September 29, 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.*