Comparison

BULO vs Solune

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

Head to head
About

BULO

This app guides users through breathing exercises to improve lung health. It offers measurement and training features to help users understand and enhance their respiratory function.

Highlights
  • Breathing exercise guidance
  • Lung measurement
  • Respiratory training
  • Health tracking
Read full description

Smart Breathing Training Assistant! Measure & Exercise for your lungs

About

Solune

Features
Read full description

Track your meals and macros in rhythm with your cycle Solune goes beyond calorie counting. Track nutrition, water, and supplements alongside your cycle phases to find what works best for your body. YOUR CYCLE, YOUR NUTRITION Solune suggests macro targets for each phase of your cycle: menstrual, follicular, ovulation, and luteal, so you can find what works best for each phase. SMART MEAL TRACKING Log meals by barcode scan, AI photo analysis, voice, or search. Track calories, protein, carbs, fat, fiber, and sugar with macros calculated instantly. CYCLE TRACKING Log your period, track symptoms, mood, and energy levels. See your cycle phases mapped out on a visual calendar with cycle predictions. APPLE HEALTH INTEGRATION Sync with Apple Health to see your steps, active calories, sleep, resting heart rate, HRV, and body temperature alongside your nutrition data. Track your BBT on the cycle tab to confirm ovulation. PHASE BASED GUIDANCE Get supplement suggestions, phase food recommendations, and a full Phase Playbook with example meals, movement tips, and grocery lists. WATER & SUPPLEMENT TRACKING Track your daily water intake with customizable serving sizes and a goal based on your weight. Log supplements from presets like D3+K2, magnesium types, and B-Complex, or add your own. HISTORY & INSIGHTS Review your macro trends, cycle phases, mood, energy, and weight over 7, 14, or 30 days. See health trend charts for steps, sleep, heart rate, HRV, and body temperature. Spot patterns and see what's working for you. MICRONUTRIENT TRACKING Go beyond macros. Track calcium, vitamin D3, omega 3, iron, vitamin B6, vitamin B12, fibre, potassium, and magnesium from both food and supplements. STREAKS AND MILESTONES Build a daily logging streak and earn milestone badges at 7, 14, and 30 days. Stay consistent with streak freeze when life gets busy. LOG PREVIOUS DAYS Forgot to log yesterday? No problem. Pick any past date and log meals retroactively — your streaks and history stay accurate. BUILT FOR POST MENOPAUSE TOO No periods? No problem. Solune's wellness mode tracks mood, energy, and symptoms, with tailored nutrition suggestions for life after menopause. DATA YOU OWN Export your data anytime. Delete your account and all data instantly from the app. Your health data is never sold or used for advertising. SOLUNE PREMIUM Unlock the full Solune experience with a subscription. Try it free for 3 days. - AI meal photo scanning - Voice meal logging - AI nutrition tips tailored to your cycle phase - Phase Playbook with meal ideas and grocery lists - Supplement logging with presets and custom options - Micronutrient tracking - Phase food recommendations - Water tracking with customizable daily goal - Health trend charts for steps, sleep, HR, HRV, and body temperature - BBT chart with ovulation detection - Quick re log for recent meals - Log previous days retroactively - Streaks and milestone badges Terms of Service: https://getsolune.com/terms Privacy Policy: https://getsolune.com/privacy

Screenshots

BULO4 screens
Solune4 screens

Verdict

The call

The clearest difference is in-app purchases: BULO at none against Solune's 2. BULO also leads on update cadence (every 3 weeks vs every 3 months) and iOS requirement (12.0 vs 15.1). On price, ads 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

Both are free to download. Solune sells 2 in-app purchases, starting at $7.99 per month. BULO asks for nothing beyond the download.

UpkeepUpdate frequency

BULO ships an update every 3 weeks, Solune every 3 months. The most recent releases landed on October 18, 2026 and October 24, 2026 respectively.

Scorecard3 real differences · 7 level
BULO versus Solune: the parameters behind the verdict, then further details
ParameterBULOSolune
PriceFreeFree
Rating2.0 (5 ratings) — better—
Positive reviews42.9% of reviews—
Number of ratings5 — better—
Update frequencyEvery 3 weeks — betterEvery 3 months
AdsNoNo
In-app purchasesNo — betterYes
MonetizationFree—
DevicesiPhone, iPodiPhone, iPod
Requires iOS12.0 — better15.1
Further details — not scored
Size55 MB46 MB
Age rating4+12+
DeveloperBREATHINGS Co., Ltd.Solune Labs LLC

In-app purchases

None

BULO

No in-app purchases

2 purchases

Solune

Subscriptions2
  • Solune Premium3 Days trial$7.991 Month
  • Solune Premium Yearly3 Days trial$44.991 Year

Questions

Is BULO free?
BULO is free to download, with no in-app purchases.
Is Solune free?
Solune is free to download, with in-app purchases available.
Do BULO or Solune have ads?
Neither BULO nor Solune shows ads.
Which is updated more often, BULO or Solune?
BULO ships an update every 3 weeks, and Solune every 3 months. Most recently, BULO was updated on October 18, 2026 and Solune on October 24, 2026.

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