# Sdk phone vs DexterityMessage

The clearest difference is price: Sdk phone at Free against DexterityMessage's $0.99. Sdk phone also leads on iOS requirement (12.3 vs 16.2). DexterityMessage's advantage is update cadence (every 2 weeks vs every 17 months). On ads, in-app purchases and device support there is nothing between them.

Sdk phone is free to download; DexterityMessage costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Sdk phone ships an update every 17 months, DexterityMessage every 2 weeks. The most recent releases landed on October 27, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Sdk phone | DexterityMessage |
| --- | --- | --- |
| Price | **Free** | $0.99 |
| Rating | — | **[5.0 (3 ratings)](https://appshunter.io/ios/app/dexteritymessage/id6447790489/reviews)** |
| Number of ratings | — | **3** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 17 months | **Every 2 weeks** |
| Monetization | — | Paid |
| Size | 18 MB | 3 MB |
| Requires iOS | **12.3** | 16.2 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [heyday dev](https://appshunter.io/developer/1295995322) | [Advanced Digital Extensions LLC](https://appshunter.io/developer/1630995317) |

## What reviewers say

### Sdk phone

[App page](https://appshunter.io/ios/app/sdk-phone/id1582062711)

**Features:** Siri integration

**In-app purchases:** none


### DexterityMessage

[App page](https://appshunter.io/ios/app/dexteritymessage/id6447790489)

Securely communicate sensitive text with end-to-end encryption using AES256-GCM and PBKDF2. Keys are stored on the Secure Enclave for easy device syncing and retrieval.

**Highlights:** AES256-GCM encryption, PBKDF2 key derivation, WebRTC communication, Secure Enclave key storage, Cross-device key sharing

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

**In-app purchases:** none


## Frequently asked questions

### Is Sdk phone free?

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

### Is DexterityMessage free?

DexterityMessage costs $0.99, with no in-app purchases.

### Do Sdk phone or DexterityMessage have ads?

Neither Sdk phone nor DexterityMessage shows ads.

### Which is updated more often, Sdk phone or DexterityMessage?

Sdk phone ships an update every 17 months, and DexterityMessage every 2 weeks. Most recently, Sdk phone was updated on October 27, 2026 and DexterityMessage on October 25, 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.*