# BbigTimer vs Scan Flow

The clearest difference is ads: Scan Flow at none against BbigTimer's shown. BbigTimer's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (13.0 vs 17.0). On price, in-app purchases and device support there is nothing between them.

Both are free to download. BbigTimer sells 1 one-off in-app purchase and Scan Flow sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

BbigTimer ships an update every 5 weeks, Scan Flow every 3 months. Both last shipped on September 29, 2026.

## The numbers

| Metric | BbigTimer | Scan Flow |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | Yes | **No** |
| Update frequency | **Every 5 weeks** | Every 3 months |
| Size | 5 MB | 3 MB |
| Requires iOS | **13.0** | 17.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Seongmin Yim](https://appshunter.io/developer/1529542974) | [All Good Folks Limited](https://appshunter.io/developer/6774755732) |

## What reviewers say

### BbigTimer

[App page](https://appshunter.io/ios/app/bbigtimer/id1577759185)

**Features:** Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| NO Ads in BbigTimer | $0.99 | one-time |


### Scan Flow

[App page](https://appshunter.io/ios/app/scan-flow-pdf-scanner/id6778015862)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Scan Flow Pro | $4.99 | one-time |


## Frequently asked questions

### Is BbigTimer free?

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

### Is Scan Flow free?

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

### Do BbigTimer or Scan Flow have ads?

BbigTimer shows ads; Scan Flow does not.

### Which is updated more often, BbigTimer or Scan Flow?

BbigTimer ships an update every 5 weeks, and Scan Flow every 3 months. Most recently, BbigTimer was updated on September 29, 2026 and Scan Flow on September 29, 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.*