# Cardinal LifeSpace vs Digital Diet ABL

The clearest difference is update cadence: Digital Diet ABL at every 5 weeks against Cardinal LifeSpace's every 10 months. Digital Diet ABL also leads on iOS requirement (15.1 vs 17.2). 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.

Cardinal LifeSpace ships an update every 10 months, Digital Diet ABL every 5 weeks. The most recent releases landed on November 4, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Cardinal LifeSpace | Digital Diet ABL |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 10 months | **Every 5 weeks** |
| Size | 78 MB | 31 MB |
| Requires iOS | 17.2 | **15.1** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 17+ | 17+ |
| Developer | [Stanford University](https://appshunter.io/developer/292922032) | [Massachusetts Institute of Technology](https://appshunter.io/developer/353590322) |

## What reviewers say

### Cardinal LifeSpace

[App page](https://appshunter.io/ios/app/cardinal-lifespace/id1624979277)

**Features:** macOS Compatibility

**In-app purchases:** none


### Digital Diet ABL

[App page](https://appshunter.io/ios/app/digital-diet-abl/id6748617099)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Cardinal LifeSpace free?

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

### Is Digital Diet ABL free?

Digital Diet ABL is free to download, with no in-app purchases.

### Do Cardinal LifeSpace or Digital Diet ABL have ads?

Neither Cardinal LifeSpace nor Digital Diet ABL shows ads.

### Which is updated more often, Cardinal LifeSpace or Digital Diet ABL?

Cardinal LifeSpace ships an update every 10 months, and Digital Diet ABL every 5 weeks. Most recently, Cardinal LifeSpace was updated on November 4, 2026 and Digital Diet ABL on October 25, 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.*