# Periodic vs Equip by PC&D

The clearest difference is ads: Equip by PC&D at none against Periodic's shown. Periodic's advantage is update cadence (every 5 weeks vs every 3 months). On price, in-app purchases, device support and iOS requirement there is nothing between them.

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

Periodic ships an update every 5 weeks, Equip by PC&D every 3 months. The most recent releases landed on October 25, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Periodic | Equip by PC&D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/equip-by-pc-and-d/id1639907842/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Monetization | — | Free |
| Size | 35 MB | 56 MB |
| Requires iOS | 15.1 | 15.1 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Om Prakash Chapagain](https://appshunter.io/developer/1618620262) | [Providence Consulting & Design, LLC](https://appshunter.io/developer/1639907844) |

## What reviewers say

### Periodic

[App page](https://appshunter.io/ios/app/periodic-table-elements/id1628647298)

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

**In-app purchases:** none


### Equip by PC&D

[App page](https://appshunter.io/ios/app/equip-by-pc-and-d/id1639907842)

Access a library of training videos for physical plant maintenance. Order necessary equipment for your facility and easily contact support for any additional needs.

**Highlights:** Training video library, Equipment ordering, Facility maintenance resources, Direct contact support

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is Periodic free?

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

### Is Equip by PC&D free?

Equip by PC&D is free to download, with no in-app purchases.

### Do Periodic or Equip by PC&D have ads?

Periodic shows ads; Equip by PC&D does not.

### Which is updated more often, Periodic or Equip by PC&D?

Periodic ships an update every 5 weeks, and Equip by PC&D every 3 months. Most recently, Periodic was updated on October 25, 2026 and Equip by PC&D on October 24, 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.*