# CoreAdmin Service vs CALC 1 Financial Calculator

The clearest difference is review sentiment: CALC 1 Financial Calculator at 63% against CoreAdmin Service's 0%. CALC 1 Financial Calculator also leads on rating (3.9 vs 1.0) and ratings volume (54 vs 1). CoreAdmin Service's advantage is in-app purchases (none vs 1) and ads (none vs shown). On price, device support and iOS requirement there is nothing between them.

Both are free to download. CALC 1 Financial Calculator sells 1 in-app purchase, starting at $0.99 per month. CoreAdmin Service asks for nothing beyond the download.

CALC 1 Financial Calculator holds the better App Store score, 3.9 against 1.0. That said, the two scores are not equally well evidenced: CALC 1 Financial Calculator has 54 ratings behind it against 1, so its average is the more settled of the two. Written reviews point the same way: 0% of CoreAdmin Service's written reviews are positive against 63% of CALC 1 Financial Calculator's.

CoreAdmin Service ships an update every 5 months, CALC 1 Financial Calculator every 6 weeks. The most recent releases landed on November 2, 2026 and November 12, 2026 respectively.

## The numbers

| Metric | CoreAdmin Service | CALC 1 Financial Calculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [1.0 (1 ratings)](https://appshunter.io/ios/app/coreadmin-service/id1357728443/reviews) | **[3.9 (54 ratings)](https://appshunter.io/ios/app/calc-1-financial-calculator/id1394715582/reviews)** |
| Number of ratings | 1 | **54** |
| Positive reviews | 0.0% of reviews | **62.5% of reviews** |
| In-app purchases | **No** | Yes |
| Ads | **No** | Yes |
| Update frequency | Every 5 months | **Every 6 weeks** |
| Monetization | **Free** | Free with in-app purchases |
| Size | 32 MB | 11 MB |
| Requires iOS | 17.0 | **16.1** |
| Devices | iPhone, iPad | iPhone, iPad |
| Age rating | 17+ | 4+ |
| Developer | [Core Administration LLC](https://appshunter.io/developer/1357728442) | [CalcFxC, LLC](https://appshunter.io/developer/395979596) |

## What reviewers say

### CoreAdmin Service

[App page](https://appshunter.io/ios/app/coreadmin-service/id1357728443)

Easily manage your health benefit accounts like HSA, HRA, and FSA. Check balances, view claims, and submit receipts on the go with this secure and intuitive mobile application.

**Highlights:** Check account balances 24/7, View account summaries and claims, Submit receipts via photo upload, File claims for medical FSA and HRA, Manage HSA transactions, Report lost or stolen debit cards

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

**In-app purchases:** none


### CALC 1 Financial Calculator

[App page](https://appshunter.io/ios/app/calc-1-financial-calculator/id1394715582)

This app offers a powerful suite of financial calculation tools with an intuitive interface. It provides features for data management, visual problem-solving, and contextual help, making complex financial analysis accessible for professionals, business owners, and students.

**Highlights:** Intuitive interface with undo support, Comprehensive data management with List Manager, One-tap plots for data visualization, Contextual help and documentation, Detailed calculation history, Emulates HP 12C and 10bII calculators, Dedicated financial calculators

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

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| CALC 1 Financial Subscription | $0.99 | per month |


## Frequently asked questions

### Is CoreAdmin Service free?

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

### Is CALC 1 Financial Calculator free?

CALC 1 Financial Calculator is free to download, with in-app purchases available.

### Which has better reviews, CoreAdmin Service or CALC 1 Financial Calculator?

CALC 1 Financial Calculator is rated higher. CoreAdmin Service averages 1.0 out of 5 from 1 ratings, while CALC 1 Financial Calculator averages 3.9 from 54 ratings.

### Do CoreAdmin Service or CALC 1 Financial Calculator have ads?

CALC 1 Financial Calculator shows ads; CoreAdmin Service does not.

### Which is updated more often, CoreAdmin Service or CALC 1 Financial Calculator?

CoreAdmin Service ships an update every 5 months, and CALC 1 Financial Calculator every 6 weeks. Most recently, CoreAdmin Service was updated on November 2, 2026 and CALC 1 Financial Calculator on November 12, 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.*