# ShadowTalk vs CellSyncPro

The clearest difference is in-app purchases: CellSyncPro at none against ShadowTalk's 1. CellSyncPro also leads on update cadence (every 3 weeks vs every 8 months). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. ShadowTalk sells 1 in-app purchase, starting at $1.99 per month. CellSyncPro asks for nothing beyond the download.

ShadowTalk ships an update every 8 months, CellSyncPro every 3 weeks. The most recent releases landed on October 2, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | ShadowTalk | CellSyncPro |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 8 months | **Every 3 weeks** |
| Size | 13 MB | 32 MB |
| Requires iOS | **16.4** | 17.5 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Kirill Filippov](https://appshunter.io/developer/891209780) | [Christopher Jordan](https://appshunter.io/developer/1781195173) |

## What reviewers say

### ShadowTalk

[App page](https://appshunter.io/ios/app/shadowtalk/id6473667328)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly subscription | $1.99 | per month |


### CellSyncPro

[App page](https://appshunter.io/ios/app/cellsyncpro/id6738572893)

**Features:** macOS Compatibility, Apple Wallet

**In-app purchases:** none


## Frequently asked questions

### Is ShadowTalk free?

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

### Is CellSyncPro free?

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

### Do ShadowTalk or CellSyncPro have ads?

Neither ShadowTalk nor CellSyncPro shows ads.

### Which is updated more often, ShadowTalk or CellSyncPro?

ShadowTalk ships an update every 8 months, and CellSyncPro every 3 weeks. Most recently, ShadowTalk was updated on October 2, 2026 and CellSyncPro on October 10, 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.*