WGHT LOG vs Interval Trainr
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
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.
- 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
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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.
Interval Trainr
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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
Verdict
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
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.
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.
| Parameter | WGHT LOG | Interval Trainr |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.0 (1 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 1 — better | — |
| Update frequency | Every 3 months | Monthly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPad |
| Requires iOS | 17.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 2 MB | 30 MB |
| Age rating | 17+ | 4+ |
| Developer | Niklaus Olsen | Timothy Maloney |
In-app purchases
WGHT LOG
No in-app purchases
Interval Trainr
No in-app purchases









