# LightNote vs SYSTEM // ZERO

The clearest difference is update cadence: LightNote at every 6 days against SYSTEM // ZERO's every 3 weeks. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. LightNote sells 2 in-app purchases, starting at $17.99 per month and SYSTEM // ZERO sells 5 one-off in-app purchases. Whichever you choose, the download price is not the number that matters.

LightNote ships an update every 6 days, SYSTEM // ZERO every 3 weeks. The most recent releases landed on November 5, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | LightNote | SYSTEM // ZERO |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Every 6 days** | Every 3 weeks |
| Size | 63 MB | 60 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 12+ |
| Developer | [ABV Mobile](https://appshunter.io/developer/595885253) | [Raushan Nimatov](https://appshunter.io/developer/1888973196) |

## What reviewers say

### LightNote

[App page](https://appshunter.io/ios/app/lightnote-ai-note-taker/id6754012063)

**Features:** macOS Compatibility

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Pro Monthly Plan | $17.99 | per month |
| Pro Yearly Plan | $79.99 | per year |


### SYSTEM // ZERO

[App page](https://appshunter.io/ios/app/system-zero/id6801821275)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Knight Protocol System Pack | $9.99 | one-time |
| Solo Level Up System Pack | $9.99 | one-time |
| Mass Build | $24.99 | one-time |
| Fat Loss Protocol | $24.99 | one-time |
| Physique Maintenance | $24.99 | one-time |


## Frequently asked questions

### Is LightNote free?

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

### Is SYSTEM // ZERO free?

SYSTEM // ZERO is free to download, with in-app purchases available.

### Do LightNote or SYSTEM // ZERO have ads?

Neither LightNote nor SYSTEM // ZERO shows ads.

### Which is updated more often, LightNote or SYSTEM // ZERO?

LightNote ships an update every 6 days, and SYSTEM // ZERO every 3 weeks. Most recently, LightNote was updated on November 5, 2026 and SYSTEM // ZERO on October 31, 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.*