
LineCheck: Test Line Scanner
Pregnancy & Ovulation Tests
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Free
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About
LineCheck is your all-in-one pregnancy test tracker, LH/OPK ovulation tracker, and TTC companion. Test photos, cycle timing, BBT, charts, comparisons, insights, and reminders in one private fertility tracker.
TRACK PREGNANCY TESTS
Scan or import home pregnancy test photos. Review visible, faint, or unclear lines, add notes, and organise every test in your history.
Choose a free local scan, enter the result yourself, or let Luna's on-device AI model read and explain the line.
TRACK LH & OVULATION TESTS (OPK)
Review LH strips, follow test-to-control ratios, and track low, rising, high, or peak fertility stages toward your LH surge.
COMPARE TESTS SIDE BY SIDE
Compare pregnancy or ovulation tests to follow line progression and LH trends. Save comparisons, use AI Compare, and revisit results in History and Calendar.
TRENDS, CHARTS & INSIGHTS
Explore Pregnancy Line Progression, OPK, BBT, cycle-length, symptom, and mood charts. See plain-language insights based on your saved tests, cycle timing, and body signs.
AI PROGRESSION ANALYSIS
Select three or more saved pregnancy or ovulation tests and let Luna analyse the sequence chronologically, explaining the trend in plain language.
PDF EXPORT
Export a fertility report with charts, summaries, cycle signals, symptoms, moods, and progression data to keep or share with your doctor.
ENHANCE & REVIEW PHOTOS
Crop photos and adjust brightness, contrast, exposure, sharpness, greyscale, and inversion to review faint lines more clearly. Adjustments do not change the physical result.
UNDERSTAND YOUR CYCLE
Log periods, cycle details, or a known ovulation date. LineCheck estimates your fertile window, best testing days, predicted ovulation, next period, cycle day, and DPO.
LOG BODY SIGNS
Log symptoms, moods, cervical mucus and position, supplements, sex, and insemination alongside your cycle timeline.
SYNC WITH APPLE HEALTH
Import BBT, Apple Watch wrist temperature, period flow, cervical mucus, and test results from Apple Health. Read-only — your data stays in your control.
SET REMINDERS
Create reminders for pregnancy retesting, ovulation testing, fertile-window timing, or anything else.
ASK LUNA
Luna is your context-aware fertility assistant, using saved tests, cycle timing, charts, body signs, and reminders to help you plan and understand.
AI-assisted chat requires an internet connection.
MANAGE YOUR DATA
Use private iCloud sync, export a JSON copy of your history, or delete your LineCheck data from Settings.
FEATURES
• Pregnancy and LH/OPK test tracking
• Pregnancy Line Progression chart
• AI Progression Analysis for 3+ saved tests
• On-device AI test review
• Pregnancy and ovulation comparisons
• AI Compare
• OPK, BBT, cycle-length, symptom, and mood charts
• Cycle-phase timing and plain-language insights
• Photo cropping and enhancement
• Test-to-control ratios and fertility stages
• History, favourites, notes, and brands
• Period, cycle, fertile-window, ovulation, and DPO estimates
• Body-sign and supplement logs
• Apple Health sync
• Pregnancy, ovulation, fertile-window, and custom reminders
• Calendar timeline and notifications
• PDF and JSON export
• iCloud sync and in-app data deletion
IMPORTANT INFORMATION
LineCheck is not a medical device and does not diagnose or confirm pregnancy, infertility, ovulation, or any medical condition. Results, ratios, estimates, charts, comparisons, progression analysis, and AI feedback are informational only.
Follow your test instructions and use the physical test as your final reference. Consult a qualified healthcare professional before making medical decisions.
Medical sources are available under Settings > Medical Sources.
Terms of Use:
https://getsolutions.app/terms
Privacy Policy:
https://getsolutions.app/privacy
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What's New in LineCheck
3.4
September 8, 2026
Now Available on iPad Bug Fixes and Improvements
Subscription plans
LineCheck Pro Monthly
Unlimited Luna Checks, AI Compare, Luna chat, no ads
$6.991 Month
1
In-App Purchases
$89.99
LineCheck Pro Lifetime
Unlimited Luna Checks, AI Compare, Luna chat, no ads







