NICU Fluids vs NICUVerse
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
NICU Fluids
This medical calculator helps healthcare professionals quickly and accurately compute IV fluid rates, glucose infusion rates, and electrolyte levels for neonates. It's designed for nurses, students, and physicians caring for critically ill infants.
- GIR calculator (single or multiple drips)
- Electrolyte calculator (single or multiple drips)
- FENa calculator
- Accurate calculations for neonates
- Developed by a neonatal-perinatal fellow
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NICU Fluids is a fast, clean set of calculators for clinicians managing intravenous fluids in neonates and children. Three tools, one tap apart. Electrolytes Enter the patient's weight, then add each drip with its dextrose, rate, NaCl, NaAcetate, and K. Results update as you type: GIR in mg/kg/min, total fluids in mL/kg/day, and sodium, chloride, acetate, and potassium in mEq/kg/day. Turn on calcium and magnesium for two more columns with gluconate and sulfate equivalents. Presets follow whichever field you're in, so NS, ½NS, ¼NS, and the acetate strengths are one tap away. Start with a single drip and add up to six. GIR A dedicated glucose infusion rate screen for when that's all you need. Up to eight drips, dextrose presets, and a solver that takes a target GIR and concentration and gives you the mL/hr, with the option to account for drips already running. FENa Enter serum and urine sodium and creatinine to get fractional excretion of sodium, with a plain-language interpretation. Switch between neonate and child/adult thresholds, since term neonates run higher at baseline, and see a reminder about diuretics and preterm variability. Also included -Results rounded to two decimal places, shown in blue so nothing reads as an abnormal flag -Light and dark themes, eight accent colors, fourteen font choices, and adjustable text size -No account, no ads, no data collection. Everything stays on your device. Formulas GIR (mg/kg/min) = Σ (% dextrose × mL/hr) ÷ (6 × weight in kg) Total fluids (mL/kg/day) = Σ mL/hr × 24 ÷ weight in kg Electrolyte (mEq/kg/day) = mEq/L × mL/hr × 24 ÷ 1000 ÷ weight in kg FENa (%) = (UNa × PCr) ÷ (PNa × UCr) × 100 NICU Fluids is a calculation aid for licensed healthcare professionals and does not replace clinical judgment, institutional protocols, or verification of orders.
NICUVerse
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NICUVerse is a comprehensive neonatology and perinatal medical education app designed to help learners at all levels (medical students, PA students, NP students, fellows, nurses, and residents) feel more comfortable in the NICU by providing accessible, high-yield information right at their fingertips. The app offers a wide breadth of knowledge on hundreds of diagnoses encountered in the NICU, covering physiology, clinical presentation, diagnosis, and management. It features a robust nutrition section as well as content focused on the perinatal and pregnancy periods. There is a dedicated procedures section where learners can follow simple checklists to gather all necessary materials and confidently perform common NICU procedures. The imaging section explores common pathological findings, highlighting key differences between normal and abnormal images across various modalities to enhance understanding. NICUVerse also includes two powerful toolkits: i. The Preemie Screening Tool – Learners can enter the gestational age and birth weight of the neonate, and the app generates a checklist of relevant screenings along with recommended timing. ii. The Antenatal Counseling Tool – Learners can input the expected gestational age and receive a checklist of key topics to discuss with families during prenatal counseling sessions. Another key feature is the equation and calculator section. With nearly 25 built-in NICU calculators, learners simply enter the required inputs, and the app does the math. Each equation also includes an “Explain This Calculation” feature, which breaks down how the result was derived and offers practical tips for clinical use. The FAQ section answers common questions from past learners, with the option for users to submit their own questions to be featured. Finally, the resources section provides links to key articles, textbooks, and other helpful tools to support deeper learning. Invite your learners to explore the newest universe in neonatology, the NICUVerse! PLEASE NOTE: The content presented herein is intended for educational and informational purposes only and does not constitute medical advice, nor does it substitute for professional medical consultation, diagnosis and treatment. For medical issues, users should always consult with a licensed, qualified healthcare professional.
Screenshots
Verdict
The clearest difference is update cadence: NICUVerse at every 2 days against NICU Fluids's every 158 months. NICUVerse also leads on iOS requirement (15.1 vs 26.0). On price, ads, in-app purchases and device support there is nothing between them.
Scored on Price · Rating · Positive reviews · Number of ratings · Update frequency · Ads · In-app purchases · Monetization · Best chart rank · Devices · Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
NICU Fluids ships an update every 158 months, NICUVerse every 2 days. The most recent releases landed on October 23, 2026 and September 21, 2026 respectively.
| Parameter | NICU Fluids | NICUVerse |
|---|---|---|
| Price | Free | Free |
| Rating | 4.3 (7 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 158 months | Every 2 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 26.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 4 MB | 22 MB |
| Age rating | 4+ | 17+ |
| Developer | Atlas Software Solutions LLC | Lauren Aiello |
In-app purchases
NICU Fluids
No in-app purchases
NICUVerse
No in-app purchases







