# Aquafon vs D

The clearest difference is review sentiment: D at 100% against Aquafon's 30%. D also leads on rating (4.8 vs 4.5) and update cadence (every 3 weeks vs every 2 months). On price, ads, in-app purchases and monetization model there is nothing between them.

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

D holds the better App Store score, 4.8 against 4.5. That said, the two scores are not equally well evidenced: D has 116 ratings behind it against 8, so its average is the more settled of the two. Written reviews point the same way: 30% of Aquafon's written reviews are positive against 100% of D's.

Aquafon ships an update every 2 months, D every 3 weeks. Both last shipped on November 3, 2026.

## The numbers

| Metric | Aquafon | D |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.5 (8 ratings)](https://appshunter.io/ios/app/aquafon/id1470736272/reviews) | **[4.8 (116 ratings)](https://appshunter.io/ios/app/d-keys/id1502365079/reviews)** |
| Number of ratings | 8 | **116** |
| Positive reviews | 30.4% of reviews | **100.0% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Free | Free |
| Size | 71 MB | 135 MB |
| Requires iOS | 14.0 | **13.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Aquafon GSM ZAO](https://appshunter.io/developer/1470736271) | [Kuznetsova Vera](https://appshunter.io/developer/1451290672) |

## What reviewers say

### Aquafon

[App page](https://appshunter.io/ios/app/aquafon/id1470736272)

Easily manage your mobile account with this app. Check your balance, top up online, monitor data and call minutes, and switch plans. Access your account even with a negative balance.

**Highlights:** Check and top up balance, Monitor data and call minutes, Manage and switch tariffs, Connect additional services, Access with negative balance

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

**In-app purchases:** none


### D

[App page](https://appshunter.io/ios/app/d-keys/id1502365079)

Remotely control your intercom with a single button press on your smartphone. Open your building's entrance door from anywhere using Wi-Fi or mobile data. Registration is required to ensure security and access.

**Highlights:** Remote door opening, Single-button control, Works via Wi-Fi or mobile data, Supports multiple entrances, Remote access for guests, Secure registration process

**In-app purchases:** none


## Frequently asked questions

### Is Aquafon free?

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

### Is D free?

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

### Which has better reviews, Aquafon or D?

D is rated higher. Aquafon averages 4.5 out of 5 from 8 ratings, while D averages 4.8 from 116 ratings.

### Do Aquafon or D have ads?

Neither Aquafon nor D shows ads.

### Which is updated more often, Aquafon or D?

Aquafon ships an update every 2 months, and D every 3 weeks. Most recently, Aquafon was updated on November 3, 2026 and D on November 3, 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.*