# GrainBook vs FloCards

The clearest difference is update cadence: FloCards at every 2 days against GrainBook's every 2 weeks. GrainBook's advantage is iOS requirement (16.4 vs 18.0). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. GrainBook sells 2 in-app purchases, starting at $4.99 per month and FloCards sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

GrainBook ships an update every 2 weeks, FloCards every 2 days. The most recent releases landed on November 5, 2026 and November 6, 2026 respectively.

## The numbers

| Metric | GrainBook | FloCards |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | Yes |
| Ads | No | No |
| Update frequency | Every 2 weeks | **Every 2 days** |
| Size | 155 MB | 60 MB |
| Requires iOS | **16.4** | 18.0 |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Yuan Long](https://appshunter.io/developer/1830417836) | [骏 刘](https://appshunter.io/developer/6777851746) |

## What reviewers say

### GrainBook

[App page](https://appshunter.io/ios/app/grainbook-ai-content-reader/id6754638202)

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

**In-app purchases (2)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Grainbook Go (1-Month) | $4.99 | per month |
| Grainbook Go (12-Months) | $44.99 | per year |


### FloCards

[App page](https://appshunter.io/ios/app/flocards/id6821384892)

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| FloCards Pro Lifetime | $9.99 | one-time |


## Frequently asked questions

### Is GrainBook free?

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

### Is FloCards free?

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

### Do GrainBook or FloCards have ads?

Neither GrainBook nor FloCards shows ads.

### Which is updated more often, GrainBook or FloCards?

GrainBook ships an update every 2 weeks, and FloCards every 2 days. Most recently, GrainBook was updated on November 5, 2026 and FloCards on November 6, 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.*