# LENGCEOI vs Simple Voice Reader

The clearest difference is device support: Simple Voice Reader at 3 against LENGCEOI's 1. 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.

LENGCEOI ships an update fortnightly, Simple Voice Reader every 9 days. The most recent releases landed on October 1, 2026 and October 9, 2026 respectively.

## The numbers

| Metric | LENGCEOI | Simple Voice Reader |
| --- | --- | --- |
| 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 | Fortnightly | **Every 9 days** |
| Monetization | Free | — |
| Size | 48 MB | 3 MB |
| Requires iOS | **16.0** | 17.0 |
| Devices | iPhone | **iPhone, iPad, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Guangzhou Lingqu Electronic Science & Technology Co., Ltd.](https://appshunter.io/developer/1858443414) | [Walter Claw Software LLC](https://appshunter.io/developer/1896523669) |

## What reviewers say

### 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


### Simple Voice Reader

[App page](https://appshunter.io/ios/app/simple-voice-reader/id6787165967)

**Features:** Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is LENGCEOI free?

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

### Is Simple Voice Reader free?

Simple Voice Reader is free to download, with no in-app purchases.

### Do LENGCEOI or Simple Voice Reader have ads?

Neither LENGCEOI nor Simple Voice Reader shows ads.

### Which is updated more often, LENGCEOI or Simple Voice Reader?

LENGCEOI ships an update fortnightly, and Simple Voice Reader every 9 days. Most recently, LENGCEOI was updated on October 1, 2026 and Simple Voice Reader on October 9, 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.*