# PGDSP vs LENGCEOI

The clearest difference is update cadence: LENGCEOI at fortnightly against PGDSP's every 2 months. PGDSP's advantage is iOS requirement (12.0 vs 16.0). 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.

PGDSP ships an update every 2 months, LENGCEOI fortnightly. The most recent releases landed on December 19, 2025 and August 5, 2026 respectively.

## The numbers

| Metric | PGDSP | LENGCEOI |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/lengceoi/id6759778715/reviews)** |
| Number of ratings | — | **1** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Fortnightly** |
| Monetization | — | Free |
| Size | 7 MB | 48 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [PGDSP](https://appshunter.io/developer/1848517134) | [Guangzhou Lingqu Electronic Science & Technology Co., Ltd.](https://appshunter.io/developer/1858443414) |

## What reviewers say

### PGDSP

[App page](https://appshunter.io/ios/app/pgdsp/id6754499894)

**Features:** macOS Compatibility

**In-app purchases:** none


### LENGCEOI

[App page](https://appshunter.io/ios/app/lengceoi/id6759778715)

Transform your traditional air conditioner into a smart device. Control, automate, and monitor your AC remotely, set schedules, and track energy usage for increased comfort and efficiency.

**Highlights:** Remote AC control, Customizable automation scenes, Energy consumption tracking, Wi-Fi setup with ESP32 modules, Scheduled operations, Secure device connectivity

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

**In-app purchases:** none


## Frequently asked questions

### Is PGDSP free?

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

### Is LENGCEOI free?

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

### Do PGDSP or LENGCEOI have ads?

Neither PGDSP nor LENGCEOI shows ads.

### Which is updated more often, PGDSP or LENGCEOI?

PGDSP ships an update every 2 months, and LENGCEOI fortnightly. Most recently, PGDSP was updated on December 19, 2025 and LENGCEOI on August 5, 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.*