# Hall Aircon vs PowerOn SG

Hall Aircon and PowerOn SG are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Hall Aircon ships an update fortnightly, PowerOn SG every 3 weeks. The most recent releases landed on September 20, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | Hall Aircon | PowerOn SG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[1.0 (9 ratings)](https://appshunter.io/ios/app/hall-aircon/id1631848386/reviews)** | — |
| Number of ratings | **9** | — |
| Positive reviews | 0.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 weeks |
| Monetization | Free | — |
| Size | 37 MB | 78 MB |
| Requires iOS | 12.0 | 12.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Daikin Airconditioning (Singapore) Pte Ltd](https://appshunter.io/developer/473487321) | [SINGAPORE POWERON TECHNOLOGY PTE LTD](https://appshunter.io/developer/1647099167) |

## What reviewers say

### Hall Aircon

[App page](https://appshunter.io/ios/app/hall-aircon/id1631848386)

Manage your air conditioner usage in NTU residential halls. Control room temperature, track your e-wallet balance, and top up credits instantly using various payment methods.

**Highlights:** Control room air-conditioner, Adjust room temperature, Track e-wallet balance, Top up e-wallet credits, Payment via VISA, MasterCard, PayNow

**Features:** macOS Compatibility

**In-app purchases:** none


### PowerOn SG

[App page](https://appshunter.io/ios/app/poweron-sg/id6443550607)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Hall Aircon free?

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

### Is PowerOn SG free?

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

### Do Hall Aircon or PowerOn SG have ads?

Neither Hall Aircon nor PowerOn SG shows ads.

### Which is updated more often, Hall Aircon or PowerOn SG?

Hall Aircon ships an update fortnightly, and PowerOn SG every 3 weeks. Most recently, Hall Aircon was updated on September 20, 2026 and PowerOn SG on September 18, 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.*