# Synkro vs OTC Memo

Synkro and OTC Memo are too close to call on the numbers: across 6 compared parameters — price, update cadence, ads and in-app purchases among them — neither pulls far enough ahead to decide it. What separates them is feature set and interface, not measurable difference.

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

Both ship on a similar rhythm, roughly weekly. The most recent releases landed on October 14, 2026 and October 17, 2026 respectively.

## The numbers

| Metric | Synkro | OTC Memo |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Weekly | Weekly |
| Size | 25 MB | 41 MB |
| Requires iOS | **15.1** | 16.4 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 17+ | 4+ |
| Developer | [START.IT](https://appshunter.io/developer/1107920806) | [Katsushi Kawamori](https://appshunter.io/developer/1771822715) |

## What reviewers say

### Synkro

[App page](https://appshunter.io/ios/app/synkro-shared-list/id6748000079)

**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 Synkro free?

Synkro 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 Synkro or OTC Memo have ads?

Neither Synkro nor OTC Memo shows ads.

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

Synkro ships an update weekly, and OTC Memo weekly. Most recently, Synkro was updated on October 14, 2026 and OTC Memo on October 17, 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.*