# Performancelab 4.0 vs D

The clearest difference is update cadence: Performancelab 4.0 at fortnightly against D's every 6 weeks. 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.

Performancelab 4.0 ships an update fortnightly, D every 6 weeks. The most recent releases landed on September 10, 2026 and June 26, 2026 respectively.

## The numbers

| Metric | Performancelab 4.0 | D |
| --- | --- | --- |
| Price | Free | Free |
| Positive reviews | — | 0.0% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | — | Free |
| Size | 37 MB | 95 MB |
| Requires iOS | **11.0** | 12.0 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Performancelab Sistemas Eletrônicos Ltda](https://appshunter.io/developer/1508604973) | [Seventh Ltda.](https://appshunter.io/developer/432154084) |

## What reviewers say

### Performancelab 4.0

[App page](https://appshunter.io/ios/app/performancelab-40/id1563664212)

**Features:** macOS Compatibility

**In-app purchases:** none


### D

[App page](https://appshunter.io/ios/app/d-guard-smart/id1589241606)

Access and manage your connected security cameras remotely from your mobile device. Monitor live feeds, control PTZ cameras, and trigger automation actions for 24/7 security.

**Highlights:** Remote camera visualization, Live feed access, PTZ camera control, Automation action triggering, Snapshot saving, Recorded image search, Up to 8 cameras simultaneously

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Performancelab 4.0 free?

Performancelab 4.0 is free to download, with no in-app purchases.

### Is D free?

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

### Do Performancelab 4.0 or D have ads?

Neither Performancelab 4.0 nor D shows ads.

### Which is updated more often, Performancelab 4.0 or D?

Performancelab 4.0 ships an update fortnightly, and D every 6 weeks. Most recently, Performancelab 4.0 was updated on September 10, 2026 and D on June 26, 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.*