Guides
64 guides and comparisons, each written alongside one of my iOS apps and sourced at the bottom. Comparisons cover the main alternatives, not only my app.
Health & body 23
- Active vs Resting Calories on Apple Watch: Total Burn Explained What active and resting energy mean on Apple Watch, why the Move ring shows only part of your burn, and how to see your total calories burned for the day. Total Calories
- Best App to Track Calories Burned on Apple Watch (2026) Five iPhone apps for tracking calories burned compared: Total Calories, ActivityTracker, TDEE, TDEE Calculator and Dynamic TDEE Tracker, as of October 2026. Total Calories
- BMR Calculator: Basal Metabolic Rate Explained Free BMR calculator (Mifflin-St Jeor), what basal metabolic rate means, what changes it, and how Apple Watch resting energy compares. Total Calories
- Calorie burn guides: TDEE, BMR and Apple Watch energy Short guides on calories burned: TDEE, BMR, and how Apple Watch measures active and resting energy. Total Calories
- How Many Calories Do I Burn a Day? Averages and Your Number How many calories you burn a day: average daily needs by age and sex from the Dietary Guidelines, the resting-only number, and how to measure your own. Total Calories
- TDEE Calculator: Total Daily Energy Expenditure Explained Free TDEE calculator using Mifflin-St Jeor, what total daily energy expenditure means, and how to measure your real daily burn with an Apple Watch. Total Calories
- Best Posture App for iPhone: 5 Compared (2026) Five iPhone posture apps compared: AirPods-based reminders, a wearable sensor and photo analysis. Price model, Watch, account and ratings as of October 2026. Desk Reset
- Desk Posture Checklist: How to Sit at Your Desk A ten-point desk posture checklist from OSHA workstation guidance: head, elbows, wrists, feet, monitor distance and height, and how often to change position. Desk Reset
- Barometric Pressure and Headaches: How to Track the Link How barometric pressure changes relate to headaches and migraines, and how to log the pressure automatically with every headache on your iPhone. Migraine Headache Tracker Log
- Best Headache Tracker App for iPhone (2026 Comparison) Five iPhone headache and migraine tracker apps compared: Migraine Buddy, MiG, Pressure Pal, Relief and Migraine Headache Tracker Log. Facts as of October 2026. Migraine Headache Tracker Log
- How to Keep a Headache Diary: What to Log and What to Skip How to keep a headache diary: the five fields to log every time, optional context worth adding, a sample entry, and when to bring it to a doctor. Migraine Headache Tracker Log
- How to Identify Your Migraine Triggers with Data How to look for migraine triggers with data: what to log, what your iPhone and Apple Watch record on their own, and how to read the pattern. Migraine Headache Tracker Log
- Apple Watch Streak Broken? How to Keep a Workout Streak What Apple documents about protecting an Apple Watch award streak (Pause Rings, up to 90 days), what a missed day really costs, and how to keep a streak. Fitness Habit Tracker
- Streaks App Alternatives: 5 Habit Trackers Compared Looking for a Streaks app alternative? Five iPhone habit trackers compared: Streaks, HabitKit, Habitify, Gentler Streak and Fitness Habit Tracker: Auto. Fitness Habit Tracker
- Best GLP-1 Tracker App for iPhone (5 Compared) Five iPhone GLP-1 tracker apps compared: Shotsy, MeAgain, GlucoPal, Glapp and Simple GLP. Doses, reminders, Apple Watch and accounts, as of October 2026. Simple GLP
- GLP-1 Injection Site Rotation: Where to Inject Where Ozempic, Wegovy, Mounjaro and Zepbound instructions say to inject, what each maker says about rotating sites, and a simple way to track your last site. Simple GLP
- Best VO2 Max App for Apple Watch (5 Compared) Five iPhone apps for your Apple Watch VO2 max compared: Athlytic, VO2 Max Pro, Health Hive, VO2 Max Widget Notifications and VO2 Max & Cardio Fitness. VO2 Max & Cardio Fitness
- VO2 Max Chart by Age and Sex: Apple Watch Levels VO2 max percentiles by age and sex from the FRIEND registry, how Apple Watch cardio fitness levels use them, and how to read your own number. Sourced and plain. VO2 Max & Cardio Fitness
- Best Motion Sickness App for iPhone (2026) Motion sickness apps for iPhone and Apple Watch compared: Apple's Vehicle Motion Cues, RideCalm, Dizzout, Hearapy and Trip Comfort, with what each one does. Trip Comfort
- Motion Sickness on a Road Trip: Practical Things to Try Practical things to try on a car trip if you get motion sick: seat choice, where to look, what to eat, breathing and more, with what the CDC Yellow Book says. Trip Comfort
- How to Track Protein on Apple Watch (Grams Only) Apple Health stores protein, but you need an app to log it. See three ways to track protein on Apple Watch, a five-step setup, and reference daily gram targets. Protein Tracker
- Caffeine Half-Life: How Long Caffeine Stays in Your System Caffeine has a half-life of about 3 to 7 hours in adults. See how much of a 200 mg coffee is left at bedtime, what changes the number, and how estimates work. Caffeine Tracker
- Time in Daylight on Apple Watch, Explained How Apple Watch estimates Time in Daylight, which models support it, where to find and turn it off, and what typical daily numbers look like by season. Daylight
Habits & recovery 6
- I Am Sober Alternatives: 5 Sobriety Apps Compared Five iPhone sobriety counters compared as I Am Sober alternatives: I Am Sober, Sober Time, Days Since, Sober Day and Sober. Facts as of October 2026. Sober
- Sobriety Milestones: What 30, 60, 90 Days and 1 Year Mean What sobriety milestones mean at 30, 60, 90 days and 1 year: chip traditions, what research shows after a month off alcohol, and how to mark each one. Sober
- Best Quit Zyn App: 5 Pouch Quit Apps Compared Five iPhone apps for quitting Zyn and nicotine pouches compared: Pace, Pouch Buddy, Pouched, Quit Vaping and Quit Zyn. Facts as of October 2026. Quit Zyn
- How to Quit Zyn: Withdrawal Timeline and What to Expect How to quit Zyn and nicotine pouches: a sourced withdrawal timeline, common symptoms, practical steps, and free quitline support from the NCI, CDC and FDA. Quit Zyn
- Best App for Time Blindness (2026): 5 Apps Compared The best apps for time blindness on iPhone compared: Tiimo, Routinery, Time Timer, Lately and Shoes On, for planning, routines and leaving the house on time. Shoes On
- Time Blindness: Why You're Always Late and What Helps Time blindness explained: why you run late even when you try, what research on the planning fallacy and ADHD timing shows, and practical steps that help. Shoes On
Card & tile games 15
- Best Bridge App for Beginners (2026): 5 Compared The best bridge apps for beginners on iPhone and iPad compared in October 2026: lesson courses, bot games, online duplicate and drills, with honest trade-offs. Bridge Trainer
- Bridge Bidding for Beginners Bridge bidding for beginners: count high-card points, pick your opening bid, and respond to partner with worked hands for 1NT, one-of-a-suit and passes. Bridge Trainer
- Best Cribbage App for iPhone (2026): 5 Compared The best cribbage apps for iPhone and iPad compared in October 2026: full games, discard analyzers, hand scorers and drills, with each one's trade-offs. Cribbage Trainer
- How to Count a Cribbage Hand How to count a cribbage hand step by step: fifteens, pairs, runs, flush and nobs, five worked examples, the 29 hand, and the scores that cannot happen. Cribbage Trainer
- Best Sheepshead App for iPhone (2026): 5 Compared The best Sheepshead apps for iPhone and iPad compared in October 2026: games against the computer, online tables with friends, and practice drills. Sheepshead Trainer
- How to Play Sheepshead for Beginners How to play Sheepshead: the 14-card trump order, card points, picking the blind, burying, calling a partner, taking tricks and scoring, with worked examples. Sheepshead Trainer
- Beste Skat App (2026): 5 Apps im Vergleich Die beste Skat App fürs iPhone im Vergleich, Stand Oktober 2026: Spiele gegen den Computer, Online-Skat, Lern-Apps und Übungen mit Stärken und Schwächen. Skat Trainer
- Skat Regeln einfach erklärt Skat Regeln einfach erklärt: Blatt und Augen, Reizen, Farbspiel, Grand und Null, Spielwert mit Matadoren und fünf durchgerechnete Beispiele. Skat Trainer
- Best American Mahjong App (2026): 5 Apps Compared The best American Mahjong apps for iPhone and iPad compared in October 2026: courses, bot games, card hints and drills, with strengths and trade-offs for each. Mahj Trainer
- How to Read the Mah Jongg Card: the 9 Sections Explained How to read the NMJL card: the nine sections that keep their shape every year, from 2468 and Like Numbers to Quints and Singles and Pairs. Mahj Trainer
- The Charleston in American Mah Jongg: Rules, Order and Strategy How the Charleston works in American Mah Jongg: the three passes, the optional second Charleston, blind and courtesy passes, and which tiles to pass. Mahj Trainer
- American Mah Jongg Glossary: Soap, Pung, Kong, Charleston and More A plain-English glossary of American Mah Jongg terms: craks, bams, dots, soap, pung, kong, quint, exposure, Charleston, blind pass, joker swap and more. Mahj Trainer
- How to Play American Mah Jongg: Rules for Beginners (2026 Guide) The rules of American Mah Jongg in plain English: the 152 tiles, the card, the Charleston, calling, jokers, and how a hand is won. For brand-new players. Mahj Trainer
- Joker Rules in American Mah Jongg: Where They Can and Cannot Go Every joker rule in American Mah Jongg: groups of three or more only, never in pairs or singles, never passed in the Charleston, and how joker swaps work. Mahj Trainer
- American Mah Jongg Scoring and Table Rules: Who Pays What How payment works when someone wins at American Mah Jongg, when a call is too late, what happens after a wrong mah jongg, dead hands, and wall games. Mahj Trainer
Sports 9
- Best Baseball Savant App for iPhone: 5 Compared There is no official Baseball Savant app. Five iPhone apps compared for Statcast percentiles, advanced stats and live baseball, with ratings and trade-offs. Baseball Savvy StatScout
- What Is xwOBA? Barrel Rate, Hard-Hit % and Sprint Speed What xwOBA, barrel rate, hard-hit rate and sprint speed mean, with the exact Statcast definitions and what a good number looks like in a 2025 MLB season. Baseball Savvy StatScout
- How to Talk About Sports When You Don't Follow Sports Small talk for non-fans: one story to know, one question to ask, sample lines for work and dinner, and what to skip so you never get caught bluffing. Sports Cheat Sheet
- Best NFL Stats App for iPhone: 6 Compared (2026) Which NFL stats app fits you? Six iPhone apps compared on advanced stats, scores, fantasy and price model, with ratings and trade-offs as of October 2026. Football Next
- What Is EPA Per Play in Football? EPA and CPOE Explained EPA per play measures how much each play changes a team's expected points. Learn how it works, what CPOE adds, and what good looks like for NFL quarterbacks. Football Next
- What Is xG in Hockey? Expected Goals and GSAx Explained Expected goals (xG) give every NHL shot a probability of scoring. See how xG works, how goalies are judged with GSAx, and what good numbers look like. Hockey Edge
- True Shooting Percentage Explained (Formula and Usage Rate) True shooting percentage (TS%) counts threes and free throws to measure scoring efficiency. See the formula, a worked example, and how usage rate fits in. Basketball
- Best Triathlon Results App for iPhone: 5 Compared Five iPhone apps for triathlon results compared: live race-day tracking, looking up past results by name, and logging your own. Ratings as of October 2026. IM Tri Tracker
- Triathlon Splits Explained: Swim, T1, Bike, T2 and Run What each triathlon split means, how to turn it into pace, and how to compare your swim, T1, bike, T2 and run with sourced finish times for age-groupers. IM Tri Tracker
Family & life admin 8
- The 5 Love Languages With Everyday Examples The five love languages from Gary Chapman's model, each with small everyday gestures you can do in under a minute, plus what research says about using them. Little Gestures
- Best Love Language App for Couples: 5 Compared 2026 Five love language and couples apps compared for iPhone: quiz, reminders, daily questions, account needs and price model, with ratings as of October 2026. Little Gestures
- Best Family Medication Tracker App for iPhone (2026) Six iPhone apps for tracking a parent's or family's medications compared on sharing, reminders, Watch, account and price model, with ratings as of October 2026. Elderhub
- Medication List for an Aging Parent: What to Include What to put on a medication list for an aging parent, how to build it from the pill bottles, who to share it with, and what to bring to appointments. Elderhub
- Newborn Paperwork Checklist: Certificate, SSN, Insurance A US newborn paperwork checklist: birth certificate, Social Security number and card, and health insurance deadlines (30 days job-based, 60 days Marketplace). Baby Docs
- Best Baby Tracker App (2026): 5 iPhone Apps Compared The best baby tracker apps for iPhone compared: Huckleberry, Baby Tracker - Newborn Log, Nara, Baby Connect and Baby Tracker: Feeds & Diapers, for both parents. Baby Tracker
- Newborn Wet and Dirty Diapers by Day: First Week Guide Day-by-day newborn diaper count for the first week: 1 wet diaper on day 1 rising to 6 or more by day 6, plus what the stools look like and when to call. Baby Tracker
- How to Start a Task When You Have ADHD: 7 Techniques How to start a task when you have ADHD: seven practical task initiation techniques, from smallest starts to if-then plans, citing NIMH, CDC and CHADD. Next Cue
Play 3
- Best Journeyman Electrician Test Prep App (2026) Five journeyman electrician test prep apps for iPhone and iPad compared: question banks, NEC edition, mock exams, calculators and what each one leaves out. Electrician Exam Practice 2026
- How to Calculate Conduit Fill (NEC Chapter 9) How to calculate conduit fill under NEC Chapter 9: Table 1 fill limits, Table 4 conduit areas, Table 5 wire areas, and four worked examples in EMT. Electrician Exam Practice 2026
- Third Shot Drop vs Drive in Pickleball: When to Use Each Drop the third shot when both opponents are set at the kitchen. Drive when one is still moving or the ball sits up. A plain guide with the exact cues to read. DUPR IQ