# BiliCalc vs Baby Weight Tools

The clearest difference is price: Baby Weight Tools at Free against BiliCalc's $1.99. Baby Weight Tools also leads on update cadence (every 2 days vs every 2 months) and iOS requirement (13.0 vs 16.0). BiliCalc's advantage is chart position (#87 vs unranked). On ads, in-app purchases, monetization model and device support there is nothing between them.

Baby Weight Tools is free to download; BiliCalc costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

BiliCalc ships an update every 2 months, Baby Weight Tools every 2 days. The most recent releases landed on November 1, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | BiliCalc | Baby Weight Tools |
| --- | --- | --- |
| Price | $1.99 | **Free** |
| Rating | — | **[5.0 (1 ratings)](https://appshunter.io/ios/app/baby-weight-tools/id1508822357/reviews)** |
| Number of ratings | — | **1** |
| Positive reviews | 65.5% of reviews | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 2 months | **Every 2 days** |
| Monetization | Free | Free |
| Best chart rank | **#87** | — |
| Size | 7 MB | 1 MB |
| Requires iOS | 16.0 | **13.0** |
| Devices | iPhone, iPad | iPhone, iPod |
| Age rating | 17+ | 12+ |
| Developer | [Jacob Beniflah, MD](https://appshunter.io/developer/432749902) | [Joshua D. steinberg](https://appshunter.io/developer/374154837) |

## What reviewers say

### BiliCalc

[App page](https://appshunter.io/ios/app/bilicalc/id432749899)

**Currently charting:** #87 Top Paid · Medical (US App Store)

This app calculates phototherapy thresholds for newborns based on age, bilirubin levels, and neurotoxicity risk, referencing AAP guidelines. It displays values on a phototherapy nomogram and identifies the patient's risk zone using the Bhutani Nomogram.

**Highlights:** Calculates phototherapy threshold for newborns, Displays values on phototherapy nomogram, Identifies patient risk zone using Bhutani Nomogram, Calculates age from birth and lab times, Direct links to reference articles and risk factors, Supports US and SI units

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

**In-app purchases:** none

**What reviewers like**

- 👍 Easy to use
- 👍 Simple design
- 👍 User-friendly interface
- ⏱️ Time saver
- 👍 Great for quick calculations

**What reviewers complain about**

- ❌ Outdated guidelines (2004)
- ❌ Not updated for 2022 guidelines
- ❌ Inaccurate plotting (historical)
- ❌ Potentially dangerous inaccuracies
- ❌ Appears abandoned

**Reported bugs**

- Intermittently inaccurate plotting of bili values
- Plots bili at lower than value entered
- Graph is backwards (historical)
- Instability misspelled (historical)
- Graph errors when on phone call (historical)

**Requested features**

- Update to 2022 guidelines
- Include transcutaneous measurements
- Show hours since birth on graph
- Plot more than one point on graph
- Add dark mode option


### Baby Weight Tools

[App page](https://appshunter.io/ios/app/baby-weight-tools/id1508822357)

This medical app assists clinicians in calculating infant weight loss and gain percentages. It converts various units of measurement for length, weight, and temperature, providing essential data for clinical decision-making in newborn and infant care.

**Highlights:** Calculate infant weight loss percentages, Calculate infant weight gain per day, Convert between various units of measurement, Display 5%, 10%, and 15% weight loss thresholds, Supports multiple units for length, weight, and temperature

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is BiliCalc free?

BiliCalc costs $1.99, with no in-app purchases.

### Is Baby Weight Tools free?

Baby Weight Tools is free to download, with no in-app purchases.

### Do BiliCalc or Baby Weight Tools have ads?

Neither BiliCalc nor Baby Weight Tools shows ads.

### Which is updated more often, BiliCalc or Baby Weight Tools?

BiliCalc ships an update every 2 months, and Baby Weight Tools every 2 days. Most recently, BiliCalc was updated on November 1, 2026 and Baby Weight Tools on October 15, 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.*