Comparison

WGHT LOG vs Interval Trainr

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

Head to head
About

WGHT LOG

Track your weight progress with a medically sound approach. Visualize your journey with interactive charts, add medical context to entries, and generate reports for your doctor. This offline app prioritizes your data privacy.

Highlights
  • Interactive weight curve with trend line
  • Medical context tagging (edema, menstruation, etc.)
  • BMI and statistics calculation
  • Apple Health integration (write only)
  • Customizable weigh-in reminders
  • PDF and CSV export for doctor visits
  • 100% offline and private data storage
Features
Read full description

WGHT LOG accompanies your weight journey with a medically sound approach – clear, precise and reduced to the essentials. Built for honest progress tracking, without distraction. HISTORY & TREND Interactive weight curve with trend line, from one week to your entire history. Tap the curve to see individual measurements – the real trend stays visible. Search your history by notes, tags and values. MEDICAL CONTEXT Tag each entry with markers such as edema, diuretics, menstruation or fasting and add notes – for meaningful documentation. Unusual jumps are flagged before saving. BMI & STATISTICS Average, minimum, maximum, change, last 7 and 30 days plus BMI with category at a glance – precisely calculated for any period. APPLE HEALTH Save your weight to Apple Health – the app only writes and does not read any Health data. Edits and deletions are reflected there. Optional, fully in your control and deactivatable anytime. REMINDERS Discreet weigh-in reminders on any weekday and time – no pressure, just a calm nudge. DOCTOR EXPORT Create clean PDF reports with statistics, BMI, tags and notes, or CSV files of your history – ideal for the conversation with your physician. YOUR DATA STAYS WITH YOU WGHT LOG is a pure offline app. No servers, no accounts, no ads – and nobody but you sees your data. • Stored on your device only • No tracking, no advertising IDs, no profiles • No account, no email required • Apple Health write optional, data deletable anytime • Face ID / Touch ID, large text sizes and VoiceOver supported 100% local. No ads, no tracking.

About

Interval Trainr

Features
Read full description

Build your workout. Set your pace. Train your way. Interval Trainr makes structured interval training simple. Create reusable workouts using Walk, Jog, Run, Sprint, or your own custom exercises, then let Interval Trainr guide you through each interval. Build straightforward workouts or create more advanced training sessions with repeat groups, warm-ups, and cool-downs. Clear countdowns and optional audio cues help you stay focused without constantly looking at your screen. BUILD YOUR TRAINING • Create and save reusable interval workouts • Combine Walk, Jog, Run, Sprint, and custom exercises • Set precise durations for every interval • Add repeat groups for rounds and circuits • Add optional warm-up and cool-down sections • Reorder and customize your workout at any time TRAIN WITHOUT DISTRACTIONS • Clear full-screen interval countdown • See your current exercise and what comes next • Optional start and transition countdowns • Synchronized countdown ticks • Voice, tone, haptic, or silent interval cues • Choose your preferred system voice and speaking rate • Optional encouragement during your workout • Pause, resume, restart, or stop whenever needed FOLLOW YOUR PROGRESS • Keep a private history of your training sessions • Review completed and stopped workouts • See simple weekly and monthly progress WORKS WITH YOUR MUSIC Keep listening to music, podcasts, or other audio while you train. Interval Trainr provides brief cues while allowing your other audio to continue. PRIVATE BY DESIGN Your workouts, history, and preferences stay on your device. Interval Trainr requires no account and includes no ads, analytics, or tracking. Whether you’re building walk/run intervals, sprint sessions, circuits, or your own training routine, Interval Trainr gives you the structure you need without getting in your way.

Screenshots

WGHT LOG4 screens
Interval Trainr4 screens

Verdict

The call

The clearest difference is price: WGHT LOG at Free against Interval Trainr's $0.99. Interval Trainr's advantage is update cadence (monthly vs every 3 months). On ads, in-app purchases, device support and iOS requirement 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

WGHT LOG is free to download; Interval Trainr costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

UpkeepUpdate frequency

WGHT LOG ships an update every 3 months, Interval Trainr monthly. The most recent releases landed on October 21, 2026 and October 24, 2026 respectively.

Scorecard2 real differences · 8 level
WGHT LOG versus Interval Trainr: the parameters behind the verdict, then further details
ParameterWGHT LOGInterval Trainr
PriceFree — better$0.99
Rating4.0 (1 ratings) — better—
Positive reviews100.0% of reviews—
Number of ratings1 — better—
Update frequencyEvery 3 monthsMonthly — better
AdsNoNo
In-app purchasesNoNo
MonetizationFree—
DevicesiPhone, iPadiPhone, iPad
Requires iOS17.0 — better17.6
Further details — not scored
Size2 MB30 MB
Age rating17+4+
DeveloperNiklaus OlsenTimothy Maloney

In-app purchases

None

WGHT LOG

No in-app purchases

None

Interval Trainr

No in-app purchases

Questions

Is WGHT LOG free?
WGHT LOG is free to download, with no in-app purchases.
Is Interval Trainr free?
Interval Trainr costs $0.99, with no in-app purchases.
Do WGHT LOG or Interval Trainr have ads?
Neither WGHT LOG nor Interval Trainr shows ads.
Which is updated more often, WGHT LOG or Interval Trainr?
WGHT LOG ships an update every 3 months, and Interval Trainr monthly. Most recently, WGHT LOG was updated on October 21, 2026 and Interval Trainr on October 24, 2026.

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