# PowerOn SG vs VesperVault

The clearest difference is in-app purchases: PowerOn SG at none against VesperVault's 2. PowerOn SG also leads on iOS requirement (12.0 vs 15.1). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. VesperVault sells 2 in-app purchases, starting at $9.99 per month. PowerOn SG asks for nothing beyond the download.

PowerOn SG ships an update every 3 weeks, VesperVault every 2 weeks. The most recent releases landed on October 5, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | PowerOn SG | VesperVault |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 3 weeks | **Every 2 weeks** |
| Size | 78 MB | 40 MB |
| Requires iOS | **12.0** | 15.1 |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [SINGAPORE POWERON TECHNOLOGY PTE LTD](https://appshunter.io/developer/1647099167) | [Thang Tang](https://appshunter.io/developer/1884678914) |

## What reviewers say

### PowerOn SG

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

**Features:** macOS Compatibility

**In-app purchases:** none


### VesperVault

[App page](https://appshunter.io/ios/app/vespervault/id6760482366)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Plan | $9.99 | per month |
| Annual Plan | $99.00 | per year |


## Frequently asked questions

### Is PowerOn SG free?

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

### Is VesperVault free?

VesperVault is free to download, with in-app purchases available.

### Do PowerOn SG or VesperVault have ads?

Neither PowerOn SG nor VesperVault shows ads.

### Which is updated more often, PowerOn SG or VesperVault?

PowerOn SG ships an update every 3 weeks, and VesperVault every 2 weeks. Most recently, PowerOn SG was updated on October 5, 2026 and VesperVault on October 15, 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.*