# Invoice Flow vs Smart Check Writer

The clearest difference is update cadence: Invoice Flow at weekly against Smart Check Writer's monthly. Smart Check Writer's advantage is iOS requirement (13.0 vs 17.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Invoice Flow sells 2 in-app purchases, starting at $3.99 per month and Smart Check Writer sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

Invoice Flow ships an update weekly, Smart Check Writer monthly. The most recent releases landed on October 27, 2026 and November 9, 2026 respectively.

## The numbers

| Metric | Invoice Flow | Smart Check Writer |
| --- | --- | --- |
| Price | Free | Free |
| Rating | — | **[4.5 (101 ratings)](https://appshunter.io/ios/app/smart-check-writer/id6754003950/reviews)** |
| Number of ratings | — | **101** |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | **Weekly** | Monthly |
| Monetization | — | Free with in-app purchases |
| Size | 4 MB | 48 MB |
| Requires iOS | 17.0 | **13.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 4+ |
| Developer | [Byte Sized Software Inc](https://appshunter.io/developer/1651264537) | [Nanjibhai Gorasiya](https://appshunter.io/developer/1834066312) |

## What reviewers say

### Invoice Flow

[App page](https://appshunter.io/ios/app/invoice-flow-invoice-creator/id6657958174)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Unlimited Monthly Access | $3.99 | per month |
| Unlimited Annual Access | $29.99 | per year |


### Smart Check Writer

[App page](https://appshunter.io/ios/app/smart-check-writer/id6754003950)

Easily create and print professional bank cheques in seconds. Features automatic amount-to-words conversion, customizable templates, and secure offline record keeping. Ideal for businesses and individuals needing quick, reliable cheque printing.

**Highlights:** Print cheques instantly for any bank, Automatic number to words conversion, Customizable cheque templates, Save payee and transaction history, Export or print via AirPrint/PDF, Secure and offline operation

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Lifetime premium | $12.99 | one-time |


## Frequently asked questions

### Is Invoice Flow free?

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

### Is Smart Check Writer free?

Smart Check Writer is free to download, with in-app purchases available.

### Do Invoice Flow or Smart Check Writer have ads?

Neither Invoice Flow nor Smart Check Writer shows ads.

### Which is updated more often, Invoice Flow or Smart Check Writer?

Invoice Flow ships an update weekly, and Smart Check Writer monthly. Most recently, Invoice Flow was updated on October 27, 2026 and Smart Check Writer on November 9, 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.*