PhosFilter vs Kidney Ally
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
PhosFilter
This app helps users identify added phosphates in ingredient lists. It is particularly useful for individuals managing Chronic Kidney Disease (CKD) or on dialysis (ESRD).
- Identify added phosphates
- Scan ingredient lists
- Dietary management aid
- CKD support
- ESRD support
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Easily identifies added phosphates on any ingredient list, ideal for people with Chronic Kidney DIsease (CKD) and those on dialysis (ESRD) This app is governed by the standard Apple Terms of Use, which can be found at (https://www.apple.com/legal/internet-services/itunes/dev/stdeula/)
Kidney Ally
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Kidney Ally is a community of 75,000+ kidney patients from around the world — and now, our app. Built with patients and renal specialists, it helps you manage chronic kidney disease (CKD) with confidence: understand what you eat, track the numbers that matter, and stay on top of your kidney health, all in one place. TRACK WHAT MATTERS Monitor protein, sodium, potassium and phosphorus against simple daily targets. See your intake at a glance and understand how every meal affects your kidneys. 500,000+ FOODS AT YOUR FINGERTIPS Search a huge food database backed by official nutrition data. Find any food in seconds and see exactly how it fits your kidney diet. SCAN YOUR FOOD IN ONE TAP Point your camera at any packaged product and instantly check how it fits your kidney-friendly diet. No more squinting at labels in the supermarket aisle. KIDNEY-FRIENDLY RECIPES Hundreds of dietitian-reviewed recipes tailored to your CKD stage — breakfast, lunch, dinner, snacks and desserts, all with full nutrient breakdowns. PERSONALISED TO YOUR CKD STAGE From Stage 1 to dialysis, your targets and recommendations adjust to exactly where you are in your kidney journey. TRACK YOUR HEALTH, SHARE WITH YOUR DOCTOR Log blood pressure, weight, eGFR, lab results, medications and symptoms. Export doctor-ready reports before appointments for better conversations with your care team. LEARN FROM THE EXPERTS Access trusted, easy-to-understand CKD education, written with specialist renal dietitians, at your own pace. YOUR DATA STAYS PRIVATE Your health information is secure, encrypted, and never sold to third parties. Whether you were just diagnosed or have managed CKD for years, Kidney Ally helps you take everyday control of your kidney health, one meal, one reading, one day at a time. Join our community of 75,000+ people living well with kidney disease. Download Kidney Ally today. Kidney Ally is designed to support self-management and education. It does not provide medical advice and is not a substitute for care from your doctor or healthcare team. Always consult your clinician before making changes to your diet, fluid intake or medication. Terms of use: https://www.kidneyally.com/terms App Store EULA: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/ Privacy policy: https://www.kidneyally.com/privacy-policy
Screenshots
Verdict
The clearest difference is ads: Kidney Ally at none against PhosFilter's shown. Kidney Ally also leads on update cadence (every 8 days vs every 6 weeks). PhosFilter's advantage is iOS requirement (13.4 vs 15.1). On price, 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. PhosFilter sells 1 in-app purchase, starting at $0.99 per month and Kidney Ally sells 2 in-app purchases, starting at $6.99 per month. Whichever you choose, the download price is not the number that matters.
PhosFilter ships an update every 6 weeks, Kidney Ally every 8 days. The most recent releases landed on September 27, 2026 and September 19, 2026 respectively.
| Parameter | PhosFilter | Kidney Ally |
|---|---|---|
| Price | Free | Free |
| Rating | 4.4 (172 ratings) — better | — |
| Positive reviews | 36.4% of reviews | — |
| Number of ratings | 172 — better | — |
| Update frequency | Every 6 weeks | Every 8 days — better |
| Ads | Yes | No — better |
| In-app purchases | Yes | Yes |
| Monetization | Free with in-app purchases | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPod |
| Requires iOS | 13.4 — better | 15.1 |
| Further details — not scored | ||
| Size | 67 MB | 40 MB |
| Age rating | 4+ | 17+ |
| Developer | Logic Lab 406 LLC | Kidney Ally Limited |
In-app purchases
PhosFilter
- Ad Free Monthly Subscription$0.991 Month
Kidney Ally
- Kidney Ally Monthly$6.991 Month
- Kidney Ally Premium Yearly$68.991 Year








