# Mobile Forms & Builder inBook vs ARKFLUX CX

The clearest difference is update cadence: Mobile Forms & Builder inBook at every 3 weeks against ARKFLUX CX's every 36 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Mobile Forms & Builder inBook ships an update every 3 weeks, ARKFLUX CX every 36 months. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.

## The numbers

| Metric | Mobile Forms & Builder inBook | ARKFLUX CX |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (10 ratings)](https://appshunter.io/ios/app/mobile-forms-and-builder-inbook/id1228266002/reviews)** | — |
| Number of ratings | **10** | — |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Every 3 weeks** | Every 36 months |
| Monetization | Subscription | — |
| Size | 47 MB | 19 MB |
| Requires iOS | **10.0** | 11.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [INBUK, OOO](https://appshunter.io/developer/1228266001) | [360Freedom](https://appshunter.io/developer/1151874969) |

## What reviewers say

### Mobile Forms & Builder inBook

[App page](https://appshunter.io/ios/app/mobile-forms-and-builder-inbook/id1228266002)

Create custom surveys, questionnaires, and forms for feedback collection. Works offline and syncs data when reconnected. Offers a free trial for its subscription service.

**Highlights:** Offline data collection, Customizable question types, Survey logic for smart forms, Real-time response notifications, Data analytics and reporting, Employee dashboard access

**Features:** macOS Compatibility

**In-app purchases:** none


### ARKFLUX CX

[App page](https://appshunter.io/ios/app/arkflux-cx/id1338201653)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Mobile Forms & Builder inBook free?

Mobile Forms & Builder inBook is free to download, with no in-app purchases.

### Is ARKFLUX CX free?

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

### Do Mobile Forms & Builder inBook or ARKFLUX CX have ads?

Neither Mobile Forms & Builder inBook nor ARKFLUX CX shows ads.

### Which is updated more often, Mobile Forms & Builder inBook or ARKFLUX CX?

Mobile Forms & Builder inBook ships an update every 3 weeks, and ARKFLUX CX every 36 months. Most recently, Mobile Forms & Builder inBook was updated on October 11, 2026 and ARKFLUX CX on October 5, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*