# SanpSave vs LogicSystem

The clearest difference is in-app purchases: LogicSystem at none against SanpSave's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. SanpSave sells 2 in-app purchases, starting at $1.99 per month. LogicSystem asks for nothing beyond the download.

SanpSave ships an update fortnightly, LogicSystem every 2 weeks. The most recent releases landed on September 10, 2026 and September 24, 2026 respectively.

## The numbers

| Metric | SanpSave | LogicSystem |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 weeks |
| Size | 12 MB | 57 MB |
| Requires iOS | 16.0 | **15.0** |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 17+ |
| Developer | [慧 王](https://appshunter.io/developer/1540476650) | [HST Innovations LLC](https://appshunter.io/developer/670745958) |

## What reviewers say

### SanpSave

[App page](https://appshunter.io/ios/app/sanpsave-webpage-screenshot/id6745111408)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly | $1.99 | per month |
| Yearly | $19.99 | per year |


### LogicSystem

[App page](https://appshunter.io/ios/app/logicsystem/id6753318710)

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

**In-app purchases:** none


## Frequently asked questions

### Is SanpSave free?

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

### Is LogicSystem free?

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

### Do SanpSave or LogicSystem have ads?

Neither SanpSave nor LogicSystem shows ads.

### Which is updated more often, SanpSave or LogicSystem?

SanpSave ships an update fortnightly, and LogicSystem every 2 weeks. Most recently, SanpSave was updated on September 10, 2026 and LogicSystem on September 24, 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.*