Comparison

Bread Units Calculator System vs HRM Battery

Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.

Head to head
About

Bread Units Calculator System

This app helps diabetics manage their blood sugar levels by calculating carbohydrate equivalents in bread units for thousands of foods. It simplifies meal planning and insulin dosage by providing accurate counts for individual ingredients and combined meals.

Highlights
  • Bread units & calories for thousands of foods
  • Adjustable carb unit calculations
  • Quick food search
  • Serving size calculator
  • Save personal serving sizes
  • Meal planner with accurate BU counts
  • VoiceOver support
Features
Read full description

Wouldn't it be nice to enjoy your meals with peace of mind, even with diabetes? To try something new without lengthy calculations? «Bread Units» gives you that freedom back. Thousands of foods with BU values in your pocket — you choose, the app does the math. Anywhere you go, no chart book required. The American Diabetes Association recognises carb counting — bread units (BU) included — as an effective tool for managing blood glucose levels. ≡ OUT OF THE RUT ≡ Stop eating the same products every day. With «Bread Units», discover new foods, compare brands, mix creatively — and see at a glance how many BU and calories your meal totals. ≡ ONE TAP IS ALL IT TAKES ≡ Tap a product, and you see BU values for every portion size. Slider instead of mental math. Save your usual quantities once and reuse them as needed. ≡ BU OR CU? ≡ You choose which definition «Bread Units» uses to calculate: -> 12 g of carbs = 1 BU (Bread Unit) -> or 10 g of carbs = 1 CU (Carb Unit) ≡ MADE FOR EVERYDAY ≡ «Bread Units» runs offline, on iPhone and iPad. While shopping, cooking, or eating out — the app's there when the next meal comes up. Watching your weight? Calories come included. ≡ INCLUDES ≡ • BU and calorie values for thousands of foods • BU customizable: 10 g or 12 g of carbs • Quick search and category browsing • Sorting and filters by nutrition values • Custom foods and portion sizes saved anytime • Fully offline and VoiceOver-compatible

About

HRM Battery

Features
Read full description

Never head into a workout with a dead chest strap again. HRM Battery is a focused Apple Watch app that shows the battery level of your Bluetooth heart rate strap right on your wrist. BATTERY AT A GLANCE • Animated ring with battery percentage • Color-coded levels: green (good), orange (low), red (charge soon) • Haptic confirmation when the battery level is read LIVE HEART RATE • Current BPM next to battery status • Animated heartbeat indicator • Everything in one compact view WORKS WITH YOUR STRAP • Polar H10, H9, OH1 • Wahoo TICKR, TICKR FIT, TICKR X • Garmin HRM-Pro, HRM-Pro Plus, HRM-Dual • Any Bluetooth LE heart rate monitor that exposes battery data QUICK CONNECT • Finds nearby HR straps automatically • One-tap connection • Remembers your last device for quick reconnect PRIVACY FIRST • No account required • No data collection, zero analytics • No ads, no tracking • Everything stays on your Apple Watch Built for runners, cyclists, and anyone who relies on a chest strap and wants a quick battery check before training.

Screenshots

Bread Units Calculator System4 screens

Verdict

The call

The clearest difference is update cadence: HRM Battery at every 10 days against Bread Units Calculator System's every 2 months. HRM Battery also leads on price ($1.99 vs $4.99) and iOS requirement (16.0 vs 18.5). On 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

CostPrice · In-app purchases · Ads · Monetization

Bread Units Calculator System costs $4.99 and HRM Battery $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

Bread Units Calculator System ships an update every 2 months, HRM Battery every 10 days. The most recent releases landed on November 1, 2026 and October 31, 2026 respectively.

Scorecard3 real differences · 7 level
Bread Units Calculator System versus HRM Battery: the parameters behind the verdict, then further details
ParameterBread Units Calculator SystemHRM Battery
Price$4.99$1.99 — better
Rating2.0 (1 ratings) — better—
Positive reviews53.8% of reviews—
Number of ratings1 — better—
Update frequencyEvery 2 monthsEvery 10 days — better
AdsNoNo
In-app purchasesNoNo
MonetizationPaid—
DevicesiPhone, iPadiPhone, iPad, Apple Watch — better
Requires iOS18.516.0 — better
Further details — not scored
Size108 MB3 MB
Age rating4+4+
DeveloperJommi UG (haftungsbeschrankt)DAN URBANEK

In-app purchases

None

Bread Units Calculator System

No in-app purchases

None

HRM Battery

No in-app purchases

Questions

Is Bread Units Calculator System free?
Bread Units Calculator System costs $4.99, with no in-app purchases.
Is HRM Battery free?
HRM Battery costs $1.99, with no in-app purchases.
Do Bread Units Calculator System or HRM Battery have ads?
Neither Bread Units Calculator System nor HRM Battery shows ads.
Which is updated more often, Bread Units Calculator System or HRM Battery?
Bread Units Calculator System ships an update every 2 months, and HRM Battery every 10 days. Most recently, Bread Units Calculator System was updated on November 1, 2026 and HRM Battery on October 31, 2026.

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