# CTBOX vs SecondMarket

The clearest difference is update cadence: SecondMarket at every 2 days against CTBOX's every 8 days. 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.

CTBOX ships an update every 8 days, SecondMarket every 2 days. The most recent releases landed on September 19, 2026 and August 25, 2026 respectively.

## The numbers

| Metric | CTBOX | SecondMarket |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 8 days | **Every 2 days** |
| Size | 168 MB | 56 MB |
| Requires iOS | 15.6 | **15.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 17+ |
| Developer | [CTOMORROW PTE. LTD.](https://appshunter.io/developer/1688664919) | [Minsun Kim](https://appshunter.io/developer/1856183001) |

## What reviewers say

### CTBOX

[App page](https://appshunter.io/ios/app/ctbox/id6677011893)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


### SecondMarket

[App page](https://appshunter.io/ios/app/secondmarket/id6755763124)

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

**In-app purchases:** none


## Frequently asked questions

### Is CTBOX free?

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

### Is SecondMarket free?

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

### Do CTBOX or SecondMarket have ads?

Neither CTBOX nor SecondMarket shows ads.

### Which is updated more often, CTBOX or SecondMarket?

CTBOX ships an update every 8 days, and SecondMarket every 2 days. Most recently, CTBOX was updated on September 19, 2026 and SecondMarket on August 25, 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.*