# DIPTYX vs SmartCіty

The clearest difference is price: SmartCіty at Free against DIPTYX's $0.99. SmartCіty also leads on update cadence (every 3 weeks vs every 2 months). DIPTYX's advantage is iOS requirement (9.0 vs 15.0). On ads, in-app purchases and device support there is nothing between them.

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

DIPTYX ships an update every 2 months, SmartCіty every 3 weeks. The most recent releases landed on November 3, 2026 and October 21, 2026 respectively.

## The numbers

| Metric | DIPTYX | SmartCіty |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 18 MB | 154 MB |
| Requires iOS | **9.0** | 15.0 |
| Devices | iPhone, iPod | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Andriy Us](https://appshunter.io/developer/1526940448) | [Portmone.com](https://appshunter.io/developer/587804461) |

## What reviewers say

### DIPTYX

[App page](https://appshunter.io/ios/app/diptyx/id1526940446)

This app serves as a digital Commemoration Book for Orthodox Christians, allowing users to create and manage memorial notes for the living and departed. Organize contacts into custom categories and easily export notes to PDF for sharing. It's designed for use during prayer, pilgrimage, and worship.

**Highlights:** Digital Commemoration Book, Memorial notes for living and departed, Customizable categories, PDF export, Convenient editing functions, Suitable for prayer and worship

**Features:** macOS Compatibility

**In-app purchases:** none


### SmartCіty

[App page](https://appshunter.io/ios/app/smartcty/id6742180522)

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

**In-app purchases:** none


## Frequently asked questions

### Is DIPTYX free?

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

### Is SmartCіty free?

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

### Do DIPTYX or SmartCіty have ads?

Neither DIPTYX nor SmartCіty shows ads.

### Which is updated more often, DIPTYX or SmartCіty?

DIPTYX ships an update every 2 months, and SmartCіty every 3 weeks. Most recently, DIPTYX was updated on November 3, 2026 and SmartCіty on October 21, 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.*