# Graph Calc Plus vs FED

The clearest difference is price: FED at Free against Graph Calc Plus's $2.99. FED also leads on update cadence (every 4 months vs every 39 months). On ads, in-app purchases, device support and iOS requirement there is nothing between them.

FED is free to download; Graph Calc Plus costs $2.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Graph Calc Plus ships an update every 39 months, FED every 4 months. The most recent releases landed on December 13, 2025 and July 31, 2026 respectively.

## The numbers

| Metric | Graph Calc Plus | FED |
| --- | --- | --- |
| Price | $2.99 | **Free** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Every 4 months** |
| Size | 1 MB | 129 MB |
| Requires iOS | 14.0 | 14.0 |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Heng Jia Liang](https://appshunter.io/developer/1532000635) | [Schweizerische Bundeskanzlei](https://appshunter.io/developer/1110875106) |

## What reviewers say

### Graph Calc Plus

[App page](https://appshunter.io/ios/app/graph-calc-plus/id1612916130)

**Features:** macOS Compatibility

**In-app purchases:** none


### FED

[App page](https://appshunter.io/ios/app/fed-login-access/id6467620427)

**In-app purchases:** none


## Frequently asked questions

### Is Graph Calc Plus free?

Graph Calc Plus costs $2.99, with no in-app purchases.

### Is FED free?

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

### Do Graph Calc Plus or FED have ads?

Neither Graph Calc Plus nor FED shows ads.

### Which is updated more often, Graph Calc Plus or FED?

Graph Calc Plus ships an update every 39 months, and FED every 4 months. Most recently, Graph Calc Plus was updated on December 13, 2025 and FED on July 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.*