# DEGraphBlue vs JUMO smartCALC

The clearest difference is update cadence: JUMO smartCALC at monthly against DEGraphBlue's every 39 months. On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

DEGraphBlue ships an update every 39 months, JUMO smartCALC monthly. The most recent releases landed on September 10, 2026 and September 18, 2026 respectively.

## The numbers

| Metric | DEGraphBlue | JUMO smartCALC |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 39 months | **Monthly** |
| Size | 4 MB | 7 MB |
| Requires iOS | 15.6 | **14.0** |
| Devices | **iPhone, iPad, iPod** | iPhone, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Dostmann electronic GmbH](https://appshunter.io/developer/1354949389) | [JUMO GmbH & Co. KG](https://appshunter.io/developer/1023671932) |

## What reviewers say

### DEGraphBlue

[App page](https://appshunter.io/ios/app/degraphblue/id1354949394)

**Features:** macOS Compatibility

**In-app purchases:** none


### JUMO smartCALC

[App page](https://appshunter.io/ios/app/jumo-smartcalc/id6764057991)

**In-app purchases:** none


## Frequently asked questions

### Is DEGraphBlue free?

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

### Is JUMO smartCALC free?

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

### Do DEGraphBlue or JUMO smartCALC have ads?

Neither DEGraphBlue nor JUMO smartCALC shows ads.

### Which is updated more often, DEGraphBlue or JUMO smartCALC?

DEGraphBlue ships an update every 39 months, and JUMO smartCALC monthly. Most recently, DEGraphBlue was updated on September 10, 2026 and JUMO smartCALC on September 18, 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.*