iSage Rx vs Bolus Guide
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
iSage Rx
This app assists individuals with type 2 diabetes in managing their basal insulin therapy. It helps users track blood sugar levels, receive recommended insulin doses, and adhere to their prescribed treatment plan in collaboration with their healthcare provider.
- Basal insulin titration guidance
- Blood sugar level tracking
- Recommended insulin dosage
- Dose adjustment reminders
- Healthcare provider monitoring
- Type 2 diabetes management
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If you’re taking basal insulin for type 2 diabetes, iSage Rx helps you work together with your healthcare provider to follow your prescribed plan and reach your target blood sugar range. With iSage Rx, you simply enter your blood sugar levels, receive your recommended dose of basal insulin, and develop a routine for better managing your type 2 diabetes. • iSage Rx allows doctors to monitor starting doses and blood sugar levels to make sure the care plan is being followed. • iSage Rx communicates the prescribed basal insulin dose and informs you when it’s time to adjust your dose. • With iSage Rx, you may be able to achieve greater control over your type 2 diabetes. • iSage Rx is not intended to replace the care and management provided by a healthcare professional trained in the management of diabetes. Please consult with your Healthcare Professional if you have any questions.
Bolus Guide
This app helps individuals with diabetes calculate precise insulin doses for meals and corrections. It uses user-inputted data like carb ratios and current glucose levels to provide exact and rounded insulin amounts, aiming to improve glycemic control and quality of life.
- Insulin dose calculation
- Pre-meal bolus calculation
- Correction dose calculation
- Input carb ratio
- Input sensitivity factor
- Input current blood glucose
- Input meal carbs
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Bolus Guide is a user-friendly tool designed to simplify life for those living with diabetes. This app is built with an intuitive interface to help calculate the correct amount of insulin needed for pre-meal bolus and correction doses. By inputting a few critical pieces of data - such as carb ratio, sensitivity factor, target blood glucose, current blood glucose, and meal carbs - Bolus Guide quickly generates the insulin dose you require. The calculated dose is provided as both an exact number and a rounded value for easy and safe insulin administration. The goal of Bolus Guide is to provide you with increased confidence in your insulin dosing, contribute to better glycemic control, and promote an overall improved quality of life. Please note that while Bolus Guide is a helpful tool, it should be used in conjunction with advice from medical professionals. Your health is our priority, and we aim to make living with diabetes a bit easier with Bolus Guide.
Screenshots
Verdict
The clearest difference is rating: iSage Rx at 4.8 against Bolus Guide's 3.8. Bolus Guide's advantage is update cadence (every 5 days vs every 2 months). On price, ratings volume, ads and in-app purchases 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.
iSage Rx holds the better App Store score, 4.8 against 3.8. Both are backed by a comparable volume of ratings — 15 and 12 respectively.
iSage Rx ships an update every 2 months, Bolus Guide every 5 days. The most recent releases landed on June 5, 2026 and June 2, 2026 respectively.
| Parameter | iSage Rx | Bolus Guide |
|---|---|---|
| Price | Free | Free |
| Rating | 4.8 (15 ratings) — better | 3.8 (12 ratings) |
| Positive reviews | — | 60.0% of reviews |
| Number of ratings | 15 — better | 12 |
| Update frequency | Every 2 months | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone | iPhone, iPad — better |
| Requires iOS | 16.0 | 16.0 |
| Further details — not scored | ||
| Size | 35 MB | 1 MB |
| Age rating | 17+ | 12+ |
| Developer | Amalgam Rx, Inc. | David Vincent |
Customer experience
iSage Rx
Bolus Guide
In-app purchases
iSage Rx
No in-app purchases
Bolus Guide
No in-app purchases








