StrandLab: Hair Growth Tracker
Hair Growth Tracked by Science
Free · In‑App Purchases · Designed for iPad. Not verified for macOS.
Finally, a hair app that actually knows
your hair.
Straight. Wavy. Curly. Coily. Locs.
Waves. StrandLab was built for all of
it — every texture, every pattern,
every journey.
No matter your hair type, StrandLab
gives you a personalized routine built
around your exact porosity level, hair
type, and goals. Not generic tips.
Not one-size-fits-all advice. Your hair.
Your science. Your routine.
Take the Hair Quiz to unlock your unique
hair profile, then get a custom weekly
routine, precision product matches, and
a growth tracker that evolves with you.
YOUR HAIR PATH, YOUR WAY
— General Growth (1A–4C): Length goals,
porosity-matched routines, and
protective style guidance for every
curl pattern
— Locs Lab: Stage-aware care from
starter to rooted, retwist tracking,
ACV rinse schedules, and thinning
prevention
— Waves Workshop: Brush training, wolf
mode, wave check photos, and pattern
progression for 180s to 720s
WHAT YOU GET (FREE)
— Personalized hair quiz with porosity
analysis
— Hair vitality score
— Basic weekly routine
— Journey path with stage progression
WHAT YOU GET (PREMIUM)
— Precision product matching for your
exact hair profile
— Advanced growth tracking with photo
analytics
— Weekly routines that adapt as your
hair evolves
— Style Mode with freshness tracking
for braids, wigs, and twists
— Wolf Mode for wavers
— Loc Health Monitor and thinning
prevention guide
— Full Product Lab with curated buy
links
— LCO/LOC method guide by porosity
— Detangling tool recommendations by
hair length
— Clarifying vs moisturizing shampoo
scheduling
— Hair Journal with side-by-side photo
comparison
PRODUCTS YOU CAN TRUST
Every product recommendation is
editorially curated and prioritizes
Black-owned brands, including 4C ONLY,
Aunt Jackie's, Camille Rose, Alikay
Naturals, TGIN, Tropic Isle Living,
and more. StrandLab earns a small
commission on purchases through
affiliate links at no extra cost to you.
Stronger Strands. Smarter Growth.
Terms of Use: https://strandlabapp.com/terms.html
more What's New in v1.8.0
Strand Shower Care
Your routine now includes a shower care checklist — personalized for your hair type and length. Whether you're rocking braids, locs, a wash-and-go, or waves, you'll know exactly how to protect your hair before, during, and after every shower.
Takedown → Wash Day Flow
When you take out a style, StrandLab walks you through your wash steps — timed to your next appointment. Choose to wash the day of or the day before, with steps tailored to the style you just took out.
Detangling Tips
Personalized detangling guidance based on your hair length. No more guessing — the right technique, tools, and tips show up right in your routine.
10 New Lab Badges
New ways to celebrate your hair journey — including New Style Who Dat?, Seeing It Through, Shower Hour, The 100 Club, and more.
StrandSweat
Post-workout hair care — answer a quick check-in after your workout and get steps to protect your hair.
Plus bug fixes and performance improvements.
1.8.0 Oct 12
Your vitality score is honest now. Skip a day, your score drops. Miss a week, you'll feel it. Hit 90+ and watch that Strand Elite gold pulse.
New feedback that talks to you — from "Strand Elite — your hair's thanking you" all the way down to "Flatline — we're not growing like this." Lock in twin.
Shelf life tracking. Mark a product as opened and the app counts down. Heads up 30 days before expiry, nudge when it's time to toss.
14-day free trial. Two full wash cycles to see what StrandLab Premium does for your routine.
Monthly recap splash. First of every month, your Strandly Recap drops — photos, streaks, wash days in one place.
Smoother everything. Fresh installs don't freeze. Account switching is clean. Notifications dialed — daily check-in at 9 PM, wash day Sundays, recap on the 1st. Nothing extra.
1.7.1 Oct 2
StrandLab v1.7.0 — The Gold Standard
VISUAL OVERHAUL
Every screen redesigned with layered gold glass cards, triple-glow effects, and a premium vault aesthetic.
FASTER LAUNCH
Home loads in phases. Clock and greeting appear instantly, everything else fades in smoothly.
STRANDLAB PREMIUM
Free users get check-ins, streaks, routines, and 5 photos per month. Premium unlocks Hair Weather, Growth Compare, Strandly Recap, 57 badges, and unlimited photos.
BADGE CELEBRATIONS
Sound effect, gold animation, and haptic feedback on every badge unlock.
ROUTINE STEP EDUCATION
Tap the info icon on any routine step to learn what it is, why it matters, and how to do it.
RECALIBRATED GROWTH STAGES
Added Neck Length and BSL stages. All measurements use stretched length for accuracy across all textures.
SCALP STRESS INDEX
Rate your install tension after every protective style. Automated warnings protect your edges from traction alopecia.
STYLE MILEAGE METER
Track protective style days vs rest periods year-to-date.
PRODUCT FRESHNESS TRACKING
Mark products as opened, set shelf life, and get alerts before they expire.
TAKEDOWN DAY PLANNER
Guided checklist when removing a protective style, with shedding expectations based on install duration.
SMARTER NOTIFICATIONS
Max one per day, prioritized by importance.
BUG FIXES
- Vitality labels consistent everywhere
- Maintenance mode fixed
- Photo uploads reliable
- Product links restored
- Account switching improved
- Style Mode supports TBD dates
1.7.0 Sep 14
StrandLab v1.6.0 — The Lab Upgrade
Complete Redesign
New futuristic HUD interface with gold-glass cards, LED clock, and premium visual effects across every screen.
Hair Weather
Climate-aware hair recommendations based on your location — humidity, dew point, and UV alerts tailored to your porosity.
Path-Aware Check-Ins
Your check-ins now adapt to your hair path — General Growth, Locs, and Waves each get custom questions.
57 Lab Badges
Earn badges for streaks, consistency, style milestones, and more — with a premium unlock animation.
Photo Lab
Organized growth gallery, side-by-side comparisons, and monthly snapshots to track your progress.
Style Mode Lifecycle
Full protective style tracking — install, wear, takedown, wash day checklist, and appointment reminders.
Strandly Recap
Monthly summary of your hair journey stats — photos, streaks, wash days, and growth.
Trim Schedule
Log trims, track your schedule, and get reminders for your next cut.
Smart Recommendations
Nighttime routine tips, deep conditioner heat warnings, and porosity-specific guidance.
Product Updates
Product images, direct brand links, and curated recommendations matched to your hair type.
1.6.0 Aug 26
- Vitality Score now persists overnight — your progress carries forward instead of resetting each morning
- Edge Up / Line Up added to the Haircut Logger — the most common maintenance cut, now trackable
- Front Taper Protocol now only appears when you're actually wearing braids in Style Mode
- Improved photo upload error handling for better diagnostics
Stronger strands. Smarter growth.
1.5.1 Aug 6
Your routine now lives in the lab, not on your device.
- Routine completions moved to secure cloud sync — your progress follows you across devices and survives a reinstall
- Vitality Score ring now shifts by tier — crimson when you need to lock in, full gold glow when you're strand elite
- Daily Lab Protocol gives you one prioritized task every day, weighted by what your strands actually need
- NEW: Haircut Logger — track every cut with 16 types including low, mid, and high tapers. Your refresh rhythm stays accurate, your hairline history stays honest. Front taper protocols and edges check-ins built right into Locs Lab.
- 14 new braid styles and 10 new loc styles added to Style Mode
- Wash day now runs on a rolling cycle with a countdown right on your home screen
- Strand Streak rebuilt around routine completion — showing up is what counts
- Push notifications for takedown day, appointment day, and day-before prep
- Product links now fall back to a second source when a listing goes dead
- New animations across routine check-off and the Lab Protocol card
Stronger strands. Smarter growth.
1.5.0 Jul 26
What's new in v1.4.4
- Routine steps now save instantly and silently — no more
"Couldn't save" interruptions while checking off your care tasks
- Weekly Strand Check-in no longer errors on re-submission —
submit your check-in as many times as you need
- Growth Photo tab scrolling is smooth and stable
- Vitality Score now updates in real time as you complete
routine steps
- Style Mode Planner now supports TBA for appointments and
takedown dates when your schedule isn't set yet
- Strand Streak card now always shows your correct current streak
Stronger strands. Smarter growth.
1.4.4 Jul 5
Strandtastic fixes and upgrades in this update:
- Vitality Score engine rebuilt with a smarter formula that rewards daily consistency
- Photo uploads in the growth tracker are working again
- Style Mode exit flow no longer gets stuck
- Takedown and Style Mode exit now sync together with smart prompts
- Appointment day reminders nudge you when it's time to update your style
- Empty dates now show "Not set" instead of blank space
- Enter key now confirms your length input with visual feedback
- Removed premature wave badges from Waves Workshop
- Wolfing Mode card redesigned to match Style and Retwist Mode
Stronger strands. Smarter growth.
1.4.3 Jun 25
Strandtastic fixes and upgrades in this update:
- Wash day now lands on the correct day — no more mismatched routines
- Wash day is now single-select for cleaner, more accurate scheduling
- Take down day guidance now appears in your Today's Focus and Routine tabs
- Routine steps redesigned as lab-report cards — each step now shows the instruction, a science note, a suggested product, and estimated duration
- Check-off no longer glitches or flickers on quick taps
- Wolfing Mode redesigned with new glassmorphism cards and a 3-step calibration flow matching Style and Retwist Mode
- Retwist Mode renamed, Locs Lab cards cleaned up, and date picker contrast improved
- Locs stage data now validates correctly for accurate routine generation
- Fixed clipped text and emojis across the app — 17 styles polished
- Fixed broken product links in Waves Lab
Stronger strands. Smarter growth.
1.4.2 Jun 19
Strandtastic fixes in this update:
- Fixed an issue where routine steps couldn't be checked off on certain days
- Wash day now matches your selected day - your routine updates automatically
- Fixed broken product links
- Minor bug fixes and improvements
Stronger strands. Smarter growth.
1.4.1 Jun 14
What's New in v1.4.0
- Strand Streak — track your daily consistency with a streak counter on your home screen
- Weekly Lab Check-In — Sunday check-ins to track moisture, breakage, scalp health and overall progress
- Porosity Lab — premium tips and science-backed strand facts tailored to your porosity level
- Wash Day Selection — set your own wash days with tips calibrated to your hair path and style
- Style appointments — set your next protective style, retwist, and planned take down dates
- Routine completion celebrations — get a moment of recognition when you finish your morning or evening routine
- Numbered routine steps — cleaner, more intentional lab protocol format
- Day-specific routine view — locked calendar days with today always highlighted
- Growth Tracker how-to guide — built-in guidance for accurate progress tracking
- Global screen sizing improvements — tighter, cleaner layout across all screens and devices
- Bug fixes including daily routine day count, Amazon Canada links, and nav updates
1.4.0 Jun 9
Bug fixes and improvements:
- Fixed a calendar display issue where the day of the week label was showing incorrectly on the Routine screen
1.3.3 Jun 6
Bug fixes and improvements:
- Fixed a calendar display issue where the wrong date and day of the week were showing on the Routine screen
- Fixed Today's Focus card showing the incorrect routine day when Style Mode is active
1.3.2 Jun 3
Version 1.3.1
- Fixed: Style Mode now correctly
shows DAY 1 on the day your style
was installed
- Fixed: Routine card text no longer
overflows on past day entries
- New: Password visibility toggle
added to all password fields
1.3.1 May 27
Version 1.3.0
- New: First-time users are now guided
directly to the hair quiz, so your
routine is ready from day one
- New: Post-quiz app tour walks you
through every tab so you always know
where everything is
- New: Today's Focus card on Home shows
one clear thing to do every day based
on your routine and hair path
- New: App Guide in Profile tab so you
can revisit the tour anytime
- New: Retake Hair Quiz option in
Profile tab to update your hair profile
- Fixed: Push notifications now play
sound on iOS
- Removed: Product feedback placeholder
text from shop cards
1.3.0 May 21
Version 1.2.0
- Fixed: Founding member congratulations
no longer appears for non-founding members
- New: Your nightly protection choice is
now saved to your profile and remembered
across sessions — routine steps now
reference your specific method by name
- New: Journey path milestones updated
with the full length scale — from Ear
Length all the way to Butt Length and
Beyond for both General Growth and
Locs users
- New: Style Mode exit now gives you a
choice — Recovery Week, straight to a
new style, wearing your hair out, or
pausing tracking. No more automatic
Recovery Week
- New: Length input now has a Confirm
Length button and keyboard Done button
So you can save your measurement without
tapping a length band
1.2.0 May 20
Version 1.1.0 brings major improvements across
the entire app based on early user feedback.
- Full quiz clarity update — every question now
includes helper text and detailed answer
descriptions so you always know exactly what
to select
- Float test step-by-step instructions added
before the porosity quiz
- Hair length now measured in stretched length
with expanded scale from TWA to Butt Length
- Locs path: new questions for starter method,
loc length, and loc count for more personalised
routines
- Detailed step-by-step routine instructions
with product tips, duration guides, and common
mistakes for every step
- Wash Day Water Guide — personalised water
temperature recommendations for your porosity
level
- Retwist tracking for Locs users — log method,
duration, scalp condition, and photos
- Durags, satin hair ties, and edge control
added to General Growth and Locs essentials
- All product recommendations updated to
verified Black-owned brands
- Push notification reminders — morning routine
and nightly protection reminders for all paths
- Email confirmation flow improved — tap the
link in your email to open directly in the app
- Empty states, loading indicators, and save
confirmations added throughout the app
1.1.0 May 19
What's New in v1.8.0
Strand Shower Care
Your routine now includes a shower care checklist — personalized for your hair type and length. Whether you're rocking braids, locs, a wash-and-go, or waves, you'll know exactly how to protect your hair before, during, and after every shower.
Takedown → Wash Day Flow
When you take out a style, StrandLab walks you through your wash steps — timed to your next appointment. Choose to wash the day of or the day before, with steps tailored to the style you just took out.
Detangling Tips
Personalized detangling guidance based on your hair length. No more guessing — the right technique, tools, and tips show up right in your routine.
10 New Lab Badges
New ways to celebrate your hair journey — including New Style Who Dat?, Seeing It Through, Shower Hour, The 100 Club, and more.
StrandSweat
Post-workout hair care — answer a quick check-in after your workout and get steps to protect your hair.
Plus bug fixes and performance improvements.
more Version 1.8.0 Oct 12
Data Linked to You The following data may be collected and linked to your identity:
Contact Info User Content Identifiers Data Not Linked to You The following data may be collected but it is not linked to your identity: