# SIS K12 vs LCMLASSS

The clearest difference is update cadence: SIS K12 at fortnightly against LCMLASSS's every 2 months. On price, ads, in-app purchases and device support there is nothing between them.

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

SIS K12 ships an update fortnightly, LCMLASSS every 2 months. The most recent releases landed on October 14, 2026 and September 23, 2026 respectively.

## The numbers

| Metric | SIS K12 | LCMLASSS |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 2 months |
| Size | 37 MB | 134 MB |
| Requires iOS | 13.0 | 13.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Sumit Shukla](https://appshunter.io/developer/1471311821) | [Udayat Solutions Pvt. Ltd.](https://appshunter.io/developer/1241753738) |

## What reviewers say

### SIS K12

[App page](https://appshunter.io/ios/app/sis-k12/id1642296351)

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

**In-app purchases:** none


### LCMLASSS

[App page](https://appshunter.io/ios/app/lcmlasss/id6760975730)

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

**In-app purchases:** none


## Frequently asked questions

### Is SIS K12 free?

SIS K12 is free to download, with no in-app purchases.

### Is LCMLASSS free?

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

### Do SIS K12 or LCMLASSS have ads?

Neither SIS K12 nor LCMLASSS shows ads.

### Which is updated more often, SIS K12 or LCMLASSS?

SIS K12 ships an update fortnightly, and LCMLASSS every 2 months. Most recently, SIS K12 was updated on October 14, 2026 and LCMLASSS on September 23, 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.*