# Manual Sync vs ATISwim

The clearest difference is in-app purchases: ATISwim at none against Manual Sync's 2. On price, update cadence, ads and device support there is nothing between them.

Both are free to download. Manual Sync sells 2 in-app purchases, starting at $9.99 per year. ATISwim asks for nothing beyond the download.

Manual Sync ships an update every 2 days, ATISwim every 4 days. The most recent releases landed on August 21, 2026 and September 10, 2026 respectively.

## The numbers

| Metric | Manual Sync | ATISwim |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/manual-sync/id6763876582/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 2 days** | Every 4 days |
| Monetization | Free with in-app purchases | — |
| Size | 2 MB | 1 MB |
| Requires iOS | **17.6** | 18.2 |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | 4+ | 4+ |
| Developer | [AeroSync Studio](https://appshunter.io/developer/1888070954) | [TAKUYA HIGUCHI](https://appshunter.io/developer/579952589) |

## What reviewers say

### Manual Sync

[App page](https://appshunter.io/ios/app/manual-sync/id6763876582)

Easily transfer annotations and bookmarks between PDF documents. This tool uses precise matching for professionals who update manuals frequently, ensuring notes stay in place. All processing is done locally for enhanced privacy.

**Highlights:** Smart word-based annotation matching, Bookmark hierarchy migration, Split-view manual review, Local device processing, Annual and lifetime subscription options

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| ManualSync Annual Premium | $9.99 | per year |
| ManualSync Annual Premium | $24.99 | one-time |


### ATISwim

[App page](https://appshunter.io/ios/app/atiswim/id6763877896)

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

**In-app purchases:** none


## Frequently asked questions

### Is Manual Sync free?

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

### Is ATISwim free?

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

### Do Manual Sync or ATISwim have ads?

Neither Manual Sync nor ATISwim shows ads.

### Which is updated more often, Manual Sync or ATISwim?

Manual Sync ships an update every 2 days, and ATISwim every 4 days. Most recently, Manual Sync was updated on August 21, 2026 and ATISwim on September 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.*