Comparison

Dialing Code vs Theia Vision Assistant

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Dialing Code

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
Read full description

Find an international dialing code in seconds. Dialing Code helps you look up the calling prefix for a country or territory, whether you’re planning a trip, contacting someone abroad, or checking an unfamiliar international prefix. Search by country name, dialing code, or ISO code. Browse by continent, then open a country to see its flag, calling prefix, location on the map, and local time. Save the places you use most often to Favorites, or share a country and its prefix with someone else. FEATURES • Browse 249 country and territory entries • Search by name, dialing prefix, or ISO code • Filter the list by continent • View flags, country details, and map locations • Check the selected location’s local time • Save and manage favorite countries • Share a country and its dialing code Dialing Code is a reference for international calling prefixes. It does not identify callers or determine the location of a phone number.

About

Theia Vision Assistant

Read full description

Theia - Vision Assistant Theia is a virtual assistant designed to make life easier for people who suffer from visual impairment. Through advanced AI models you will be able to easily read text from any surface, recognise objects and their position all while communicating vocally with the assistant. The app is designed to work almost entirely through voice commands. There are several apps on the stores that aim to assist people with visual impairments, but most of them do not fully exploit the potential offered by AI and cloud computing, resulting in unclear transcriptions and not concrete for those suffering from visual impairment. What you'll love about Theia: Advanced AI-powered text recognition from any surface Object identification with precise positioning information Intuitive voice command interface designed for accessibility Continuous improvements through cloud computing technology Getting Started: First install the Theia - Vision assistant app for free on your device Open the app and follow the wizard to start talking to the assistant You will have a free trial week in which you can cancel your subscription if it doesn't meet your needs Theia requires a subscription following your one-week free trial. You can easily manage or cancel your subscription at any time through your account settings. Contact Information: Customer Service: contact@theiaglasses.com Website: https://theiaglasses.com/ Terms & Policies: Terms of Service: https://theiaglasses.com/app-terms-of-service Privacy Policy: https://theiaglasses.com/app-privacy-policy EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/

Screenshots

Dialing Code4 screens
Theia Vision Assistant3 screens

Verdict

The call

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.

Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS

CostPrice · In-app purchases · Ads · Monetization

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.

UpkeepUpdate frequency

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.

Scorecard4 real differences · 6 level
Dialing Code versus Theia Vision Assistant: the parameters behind the verdict, then further details
ParameterDialing CodeTheia Vision Assistant
Price$1.99Free — better
Rating3.0 (2 ratings) — better—
Positive reviews50.0% of reviews—
Number of ratings2 — better—
Update frequencyEvery 17 monthsEvery 3 weeks — better
AdsNo — betterYes
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, iPod — better
Requires iOS26.015.5 — better
Further details — not scored
Size5 MB88 MB
Age rating4+4+
DeveloperLionsApp di Nallbati EltonTHEIA S.R.L.

In-app purchases

None

Dialing Code

No in-app purchases

None

Theia Vision Assistant

No in-app purchases

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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