# SP vs Zero1 SG

The clearest difference is review sentiment: SP at 69% against Zero1 SG's 17%. SP also leads on update cadence (fortnightly vs every 6 weeks) and device support (3 vs 1). Zero1 SG's advantage is ads (none vs shown) and monetization model (free vs free with in-app purchases). On price 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.

SP ships an update fortnightly, Zero1 SG every 6 weeks. The most recent releases landed on November 1, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | SP | Zero1 SG |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (104 ratings)](https://appshunter.io/ios/app/sp-utilities-and-ev-charging/id596749130/reviews)** | — |
| Number of ratings | **104** | — |
| Positive reviews | **69.0% of reviews** | 16.7% of reviews |
| In-app purchases | No | No |
| Ads | Yes | **No** |
| Update frequency | **Fortnightly** | Every 6 weeks |
| Monetization | Free with in-app purchases | **Free** |
| Size | 154 MB | 45 MB |
| Requires iOS | **15.6** | 17.6 |
| Devices | **iPhone, iPad, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Singapore Power Ltd](https://appshunter.io/developer/784407256) | [Nineteen69 Pte. Ltd.](https://appshunter.io/developer/1099038255) |

## What reviewers say

### SP

[App page](https://appshunter.io/ios/app/sp-utilities-and-ev-charging/id596749130)

Manage your utility bills, track usage, and reduce your carbon footprint. EV drivers can access a large charging network and earn rewards. Participate in sustainability challenges to build eco-friendly habits and redeem exclusive rewards.

**Highlights:** Pay electricity, water, and gas bills, Track utility usage and identify savings, Access Singapore's largest EV charging network, Earn rewards for EV charging, Participate in sustainability challenges, Track carbon footprint, Redeem rewards for eco-friendly habits

**Features:** macOS Compatibility

**In-app purchases:** none


### Zero1 SG

[App page](https://appshunter.io/ios/app/zero1-sg/id1574315030)

This app allows users to download content like shows and pictures over Wi-Fi to save mobile data. It's designed for those who want to enjoy entertainment and media without worrying about data usage or bills.

**Highlights:** Download shows over Wi-Fi, Save mobile data, Unlimited data plans, Avoid data bills, Download pictures

**Features:** Apple Wallet, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is SP free?

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

### Is Zero1 SG free?

Zero1 SG is free to download, with no in-app purchases.

### Do SP or Zero1 SG have ads?

SP shows ads; Zero1 SG does not.

### Which is updated more often, SP or Zero1 SG?

SP ships an update fortnightly, and Zero1 SG every 6 weeks. Most recently, SP was updated on November 1, 2026 and Zero1 SG on November 3, 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.*