# Potdeco vs OD Link系统

The clearest difference is update cadence: OD Link系统 at monthly against Potdeco's every 7 months. Potdeco's advantage is iOS requirement (11.0 vs 13.0). 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.

Potdeco ships an update every 7 months, OD Link系统 monthly. The most recent releases landed on August 4, 2026 and October 2, 2026 respectively.

## The numbers

| Metric | Potdeco | OD Link系统 |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Monthly** |
| Size | 33 MB | 55 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Tom Rombaut](https://appshunter.io/developer/1199569601) | [ChengLu Education Technology (Hubei) Co., Ltd.](https://appshunter.io/developer/1557843667) |

## What reviewers say

### Potdeco

[App page](https://appshunter.io/ios/app/potdeco/id1438455380)

**Features:** macOS Compatibility

**In-app purchases:** none


### OD Link系统

[App page](https://appshunter.io/ios/app/od-link/id1633922510)

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

**In-app purchases:** none


## Frequently asked questions

### Is Potdeco free?

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

### Is OD Link系统 free?

OD Link系统 is free to download, with no in-app purchases.

### Do Potdeco or OD Link系统 have ads?

Neither Potdeco nor OD Link系统 shows ads.

### Which is updated more often, Potdeco or OD Link系统?

Potdeco ships an update every 7 months, and OD Link系统 monthly. Most recently, Potdeco was updated on August 4, 2026 and OD Link系统 on October 2, 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.*