# Smart Doorphone vs iFuture Sync

The clearest difference is update cadence: iFuture Sync at weekly against Smart Doorphone's every 2 months. Smart Doorphone's advantage is iOS requirement (13 vs 17.0). 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.

Smart Doorphone ships an update every 2 months, iFuture Sync weekly. The most recent releases landed on October 16, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Smart Doorphone | iFuture Sync |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Weekly** |
| Size | 97 MB | 10 MB |
| Requires iOS | **13** | 17.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 12+ | 4+ |
| Developer | [GVS SMART CO.,LTD.](https://appshunter.io/developer/854323781) | [HSI Lighting](https://appshunter.io/developer/1748990558) |

## What reviewers say

### Smart Doorphone

[App page](https://appshunter.io/ios/app/smart-doorphone/id1631497197)

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

**In-app purchases:** none


### iFuture Sync

[App page](https://appshunter.io/ios/app/ifuture-sync/id6766815323)

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

**In-app purchases:** none


## Frequently asked questions

### Is Smart Doorphone free?

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

### Is iFuture Sync free?

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

### Do Smart Doorphone or iFuture Sync have ads?

Neither Smart Doorphone nor iFuture Sync shows ads.

### Which is updated more often, Smart Doorphone or iFuture Sync?

Smart Doorphone ships an update every 2 months, and iFuture Sync weekly. Most recently, Smart Doorphone was updated on October 16, 2026 and iFuture Sync on October 24, 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.*