# NerdTrack vs OTC Memo

The clearest difference is update cadence: OTC Memo at weekly against NerdTrack's every 2 months. OTC Memo also leads on device support (3 vs 1) and iOS requirement (16.4 vs 18.0). On price, ads and in-app purchases there is nothing between them.

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

NerdTrack ships an update every 2 months, OTC Memo weekly. Both last shipped on October 25, 2026.

## The numbers

| Metric | NerdTrack | OTC Memo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 0 MB | 41 MB |
| Requires iOS | 18.0 | **16.4** |
| Devices | iPhone | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [Ello Skelling Productions](https://appshunter.io/developer/1569508906) | [Katsushi Kawamori](https://appshunter.io/developer/1771822715) |

## What reviewers say

### NerdTrack

[App page](https://appshunter.io/ios/app/nerdtrack/id6739551225)

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

**In-app purchases:** none


### OTC Memo

[App page](https://appshunter.io/ios/app/otc-memo/id6751605864)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is NerdTrack free?

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

### Is OTC Memo free?

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

### Do NerdTrack or OTC Memo have ads?

Neither NerdTrack nor OTC Memo shows ads.

### Which is updated more often, NerdTrack or OTC Memo?

NerdTrack ships an update every 2 months, and OTC Memo weekly. Most recently, NerdTrack was updated on October 25, 2026 and OTC Memo on October 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.*