# Markably vs I'm IN

The clearest difference is in-app purchases: I'm IN at none against Markably's 5. I'm IN also leads on ads (none vs shown) and iOS requirement (11.0 vs 17.0). Markably's advantage is update cadence (monthly vs every 5 months). On price and device support there is nothing between them.

Both are free to download. Markably sells 5 in-app purchases, starting at $8.99 per month. I'm IN asks for nothing beyond the download.

Markably ships an update monthly, I'm IN every 5 months. The most recent releases landed on October 18, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | Markably | I'm IN |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Monthly** | Every 5 months |
| Size | 28 MB | 421 MB |
| Requires iOS | 17.0 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Michael Hanna](https://appshunter.io/developer/502422221) | [The Hong Kong University of Science and Technology](https://appshunter.io/developer/332536363) |

## What reviewers say

### Markably

[App page](https://appshunter.io/ios/app/markably/id1452125568)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| All Features(1 month) | $8.99 | per month |
| All Features(3 months) | $18.99 | per 3 months |
| All Features(6 months) | $23.99 | per 6 months |
| PDF Sample Pack | $0.99 | one-time |
| PDF Value Pack | $2.99 | one-time |


### I'm IN

[App page](https://appshunter.io/ios/app/im-in-hkust/id1582784669)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Markably free?

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

### Is I'm IN free?

I'm IN is free to download, with no in-app purchases.

### Do Markably or I'm IN have ads?

Markably shows ads; I'm IN does not.

### Which is updated more often, Markably or I'm IN?

Markably ships an update monthly, and I'm IN every 5 months. Most recently, Markably was updated on October 18, 2026 and I'm IN on October 21, 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.*