# Dialing Code vs Theia Vision Assistant

The clearest difference is price: Theia Vision Assistant at Free against Dialing Code's $1.99. Theia Vision Assistant also leads on update cadence (every 3 weeks vs every 17 months) and iOS requirement (15.5 vs 26.0). Dialing Code's advantage is ads (none vs shown). On in-app purchases and device support there is nothing between them.

Theia Vision Assistant is free to download; Dialing Code costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Dialing Code ships an update every 17 months, Theia Vision Assistant every 3 weeks. The most recent releases landed on November 1, 2026 and November 8, 2026 respectively.

## The numbers

| Metric | Dialing Code | Theia Vision Assistant |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | **[3.0 (2 ratings)](https://appshunter.io/ios/app/dialing-code-country-prefix/id680185024/reviews)** | — |
| Number of ratings | **2** | — |
| Positive reviews | 50.0% of reviews | — |
| In-app purchases | No | No |
| Ads | **No** | Yes |
| Update frequency | Every 17 months | **Every 3 weeks** |
| Monetization | Paid | — |
| Size | 5 MB | 88 MB |
| Requires iOS | 26.0 | **15.5** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [LionsApp di Nallbati Elton](https://appshunter.io/developer/432915499) | [THEIA S.R.L.](https://appshunter.io/developer/1763503680) |

## What reviewers say

### Dialing Code

[App page](https://appshunter.io/ios/app/dialing-code-country-prefix/id680185024)

Access a comprehensive list of international dialing codes for 250 countries. Easily search for country prefixes, view country maps, and save your favorite codes. Share country information effortlessly.

**Highlights:** 250 country prefixes, Search by country or prefix, Country information with map, Personal favorites list, Share country information, Retina graphics, Easy to use

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

**In-app purchases:** none


### Theia Vision Assistant

[App page](https://appshunter.io/ios/app/theia-vision-assistant/id6642677225)

**In-app purchases:** none


## Frequently asked questions

### Is Dialing Code free?

Dialing Code costs $1.99, with no in-app purchases.

### Is Theia Vision Assistant free?

Theia Vision Assistant is free to download, with no in-app purchases.

### Do Dialing Code or Theia Vision Assistant have ads?

Theia Vision Assistant shows ads; Dialing Code does not.

### Which is updated more often, Dialing Code or Theia Vision Assistant?

Dialing Code ships an update every 17 months, and Theia Vision Assistant every 3 weeks. Most recently, Dialing Code was updated on November 1, 2026 and Theia Vision Assistant on November 8, 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.*