# prismCalc vs Ticker Island

The clearest difference is rating: prismCalc at 5.0 against Ticker Island's 3.3. prismCalc also leads on ads (none vs shown) and update cadence (weekly vs monthly). Ticker Island's advantage is iOS requirement (18.0 vs 26.0). On price, ratings volume, in-app purchases and monetization model there is nothing between them.

Both are free to download. prismCalc sells 1 one-off in-app purchase and Ticker Island sells 1 one-off in-app purchase. Whichever you choose, the download price is not the number that matters.

prismCalc holds the better App Store score, 5.0 against 3.3. Both are backed by a comparable volume of ratings — 4 and 3 respectively.

prismCalc ships an update weekly, Ticker Island monthly. The most recent releases landed on October 30, 2026 and October 31, 2026 respectively.

## The numbers

| Metric | prismCalc | Ticker Island |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (4 ratings)](https://appshunter.io/ios/app/prismcalc/id6756225072/reviews)** | [3.3 (3 ratings)](https://appshunter.io/ios/app/ticker-island/id6770509883/reviews) |
| Number of ratings | **4** | 3 |
| Positive reviews | 100.0% of reviews | — |
| In-app purchases | Yes | Yes |
| Ads | **No** | Yes |
| Update frequency | **Weekly** | Monthly |
| Monetization | Freemium | Free with in-app purchases |
| Size | 70 MB | 5 MB |
| Requires iOS | 26.0 | **18.0** |
| Devices | **iPhone, iPad, Mac, Apple Watch** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Patrick LaClair](https://appshunter.io/developer/1859344139) | [dohyun ahn](https://appshunter.io/developer/6778643373) |

## What reviewers say

### prismCalc

[App page](https://appshunter.io/ios/app/prismcalc/id6756225072)

This app offers a visually appealing and functional calculator for everyday financial tasks like splitting bills, calculating discounts, and comparing loan payments. It provides live calculation previews, a history of recent results, and various everyday tools.

**Highlights:** Live calculation preview, History of recent results, Tip and split bill calculator, Discount calculator, Loan calculator, Unit converter, Customizable themes

**Features:** Family Sharing, Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| prismCalc Pro | $2.99 | one-time |


### Ticker Island

[App page](https://appshunter.io/ios/app/ticker-island/id6770509883)

This app displays live asset prices directly on your device's dynamic island. Customize layouts with single, dual, or grid views for over 400 assets including crypto, stocks, and commodities. It offers native multi-currency and multi-language support.

**Highlights:** Live asset prices in Dynamic Island, 400+ assets (crypto, stocks, commodities), Customizable layouts (single, dual, grid), Multi-currency support, Multi-language support

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Ticker Island Premium | $44.99 | one-time |


## Frequently asked questions

### Is prismCalc free?

prismCalc is free to download, with in-app purchases available.

### Is Ticker Island free?

Ticker Island is free to download, with in-app purchases available.

### Which has better reviews, prismCalc or Ticker Island?

prismCalc is rated higher. prismCalc averages 5.0 out of 5 from 4 ratings, while Ticker Island averages 3.3 from 3 ratings.

### Do prismCalc or Ticker Island have ads?

Ticker Island shows ads; prismCalc does not.

### Which is updated more often, prismCalc or Ticker Island?

prismCalc ships an update weekly, and Ticker Island monthly. Most recently, prismCalc was updated on October 30, 2026 and Ticker Island on October 31, 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.*