# SIC824B vs TTology

The clearest difference is update cadence: TTology at every 5 weeks against SIC824B's every 7 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.

SIC824B ships an update every 7 months, TTology every 5 weeks. The most recent releases landed on October 19, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | SIC824B | TTology |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 7 months | **Every 5 weeks** |
| Size | 21 MB | 40 MB |
| Requires iOS | 13 | **12.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [SILICON CRAFT TECHNOLOGY PUBLIC COMPANY LIMITED](https://appshunter.io/developer/1279674870) | [Hangzhou Sciener Smart Technology](https://appshunter.io/developer/1360996795) |

## What reviewers say

### SIC824B

[App page](https://appshunter.io/ios/app/sic824b/id1661747571)

**Features:** macOS Compatibility

**In-app purchases:** none


### TTology

[App page](https://appshunter.io/ios/app/ttology/id6447053089)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is SIC824B free?

SIC824B is free to download, with no in-app purchases.

### Is TTology free?

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

### Do SIC824B or TTology have ads?

Neither SIC824B nor TTology shows ads.

### Which is updated more often, SIC824B or TTology?

SIC824B ships an update every 7 months, and TTology every 5 weeks. Most recently, SIC824B was updated on October 19, 2026 and TTology on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*