# Little Shift vs ABG Calculator

The clearest difference is price: Little Shift at Free against ABG Calculator's $9.99. Little Shift also leads on update cadence (every 5 days vs every 3 months) and ratings volume (92 vs 2). ABG Calculator's advantage is review sentiment (100% vs 62%) and in-app purchases (none vs 4). On rating, ads and device support there is nothing between them.

Little Shift is free to download; ABG Calculator costs $9.99 up front. Little Shift sells 3 in-app purchases, starting at $3.99 per month. ABG Calculator asks for nothing beyond the download.

On the App Store both sit at effectively the same score — 4.9 for Little Shift against 5.0 for ABG Calculator. That said, the two scores are not equally well evidenced: Little Shift has 92 ratings behind it against 2, so its average is the more settled of the two. Written reviews are what separate them: 62% of Little Shift's written reviews are positive against 100% of ABG Calculator's.

Little Shift ships an update every 5 days, ABG Calculator every 3 months. The most recent releases landed on October 21, 2026 and October 16, 2026 respectively.

## The numbers

| Metric | Little Shift | ABG Calculator |
| --- | --- | --- |
| Price | **Free** | $9.99 |
| Rating | [4.9 (92 ratings)](https://appshunter.io/ios/app/little-shift-shift-tracker/id1292109100/reviews) | **[5.0 (2 ratings)](https://appshunter.io/ios/app/abg-calculator/id6743676456/reviews)** |
| Number of ratings | **92** | 2 |
| Positive reviews | 62.0% of reviews | **100.0% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | **Every 5 days** | Every 3 months |
| Monetization | Subscription | **Paid** |
| Size | 49 MB | 8 MB |
| Requires iOS | 17.6 | **11.0** |
| Devices | iPhone, iPad | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [DocPocket Tecnologia da Informacao Ltda](https://appshunter.io/developer/1245886720) | [SAGA Virtual Tecnologia Ltda](https://appshunter.io/developer/1455930511) |

## What reviewers say

### Little Shift

[App page](https://appshunter.io/ios/app/little-shift-shift-tracker/id1292109100)

Organize your work schedule and track your income effortlessly. This app replaces manual methods like notepads and calendars, offering a secure and simple way to manage your shifts and earnings in one central location.

**Highlights:** Organize shifts, Track earnings, Recurring shifts, Sync across devices, Filter shift list, Automatic iCloud backups, Customizable shift colors

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

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Monthly Subscription | $3.99 | per month |
| Monthly Subscription | $3.99 | per month |
| Annual Subscription | $39.99 | per year |


### ABG Calculator

[App page](https://appshunter.io/ios/app/abg-calculator/id6743676456)

This medical tool quickly analyzes arterial blood gas results for healthcare professionals. It calculates acid-base status, anion gap, and compensation, offering comprehensive diagnoses offline. Save and share patient results for efficient clinical decision-making.

**Highlights:** Offline arterial blood gas analysis, Instant acid-base disorder determination, Anion gap and compensation assessment, Flexible unit options, Save and share patient results, Results history and search

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

**In-app purchases:** none


## Frequently asked questions

### Is Little Shift free?

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

### Is ABG Calculator free?

ABG Calculator costs $9.99, with no in-app purchases.

### Which has better reviews, Little Shift or ABG Calculator?

ABG Calculator is rated higher. Little Shift averages 4.9 out of 5 from 92 ratings, while ABG Calculator averages 5.0 from 2 ratings.

### Do Little Shift or ABG Calculator have ads?

Neither Little Shift nor ABG Calculator shows ads.

### Which is updated more often, Little Shift or ABG Calculator?

Little Shift ships an update every 5 days, and ABG Calculator every 3 months. Most recently, Little Shift was updated on October 21, 2026 and ABG Calculator on October 16, 2026.

---

*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*