UPRIGHT vs DoubleTime Timer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
UPRIGHT
This app connects to a wearable device to provide real-time feedback on your posture. It helps you build awareness, strengthen core muscles, and establish good posture habits for improved health and confidence.
- Real-time posture feedback
- Personalized daily goals
- Posture training tutorial
- Progress tracking and stats
- Core muscle strengthening
- Posture awareness development
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**This app works with the UPRIGHT posture trainer. Stand tall, strengthen your core, and breathe better with UPRIGHT. Wish someone would give you a heads up when you’re slouching and remind you to stand up straight? Enter UPRIGHT. The UPRIGHT GO is a small personal posture trainer that is worn discreetly on your upper back and provides you with immediate posture feedback. When you slouch, your UPRIGHT GO vibrates gently to remind you to return to your upright position. Coupled with the app that provides daily training and personalized goals, the UPRIGHT GO helps you build posture awareness, strengthen your core muscles, and create good long-term posture habits for better health and confidence. Here’s what you’ll find in the app: - A step-by-step tutorial to help you get started with posture training - Your own avatar, which shows your posture in real-time and helps you develop your posture awareness - Personalized performance-based daily goals - A profile and stats screen to help you track your progress and keep improving
DoubleTime Timer
This app provides a simple yet powerful interval timer with two customizable durations that cycle infinitely. It's perfect for workouts, focus sessions, or any activity requiring repeating time intervals, offering background alerts and Apple Watch support.
- Two customizable timer durations
- Infinite cycling of timers
- 17 alert sounds and vibration options
- Background alerts
- Apple Watch companion app
- No ads or subscriptions
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DoubleTime is a clean, high-contrast dual-interval timer built for workouts, Pomodoro focus sessions, physical therapy, cooking, and any routine that alternates between two timed phases. Set Timer 1 and Timer 2 once—from 1 second up to 60 minutes—and press Start. When Timer 1 finishes, it plays its own custom alert sound and automatically starts Timer 2. When Timer 2 finishes, it cycles right back to Timer 1—repeating continuously or stopping automatically after your target number of cycles. KEY FEATURES • Dual Alternating Timers: Automatically cycle between Timer 1 and Timer 2 with zero manual restarts. • Second-Level Precision: Set any interval from 0:01 to 60:00 in both portrait and landscape orientations. • Custom Labels & One-Tap Presets: Name each phase ("Work" / "Rest", "Focus" / "Break") or start immediately with built-in presets for Pomodoro (25m/5m), HIIT (45s/15s), 20-20-20 Eye Rest, and Classic 1:1. • Target Cycle Limits & Skip Phase: Run infinite loops or auto-stop after 1–99 cycles, and skip forward to the next phase anytime. • 18 Curated Alert Sounds + Vibration & Silence: Assign distinct bird calls, bells, chimes, vibration-only, or visual-only Silence to each timer so you always know which phase just ended without looking at the screen. • Music-Friendly & Reliable in the Background: Alerts mix cleanly over your music or podcasts without pausing playback, and background notifications preserve each timer's custom label and sound. • Apple Watch App Included: Control timers directly from your wrist with Digital Crown duration pickers, automatic iPhone configuration sync, extended wrist-down runtime, and distinct haptic patterns for each timer. • Privacy First: Zero tracking, zero ads, and no account required.
Screenshots
Verdict
The clearest difference is price: UPRIGHT at Free against DoubleTime Timer's $0.99. UPRIGHT also leads on ratings volume (3.9K vs 3) and iOS requirement (15.1 vs 17.6). DoubleTime Timer's advantage is rating (5.0 vs 4.6) and update cadence (fortnightly vs every 5 weeks). On ads, in-app purchases and device support 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
UPRIGHT is free to download; DoubleTime Timer costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.
DoubleTime Timer holds the better App Store score, 5.0 against 4.6. That said, the two scores are not equally well evidenced: UPRIGHT has 3.9K ratings behind it against 3, so its average is the more settled of the two.
UPRIGHT ships an update every 5 weeks, DoubleTime Timer fortnightly. The most recent releases landed on November 11, 2026 and November 9, 2026 respectively.
| Parameter | UPRIGHT | DoubleTime Timer |
|---|---|---|
| Price | Free — better | $0.99 |
| Rating | 4.6 (3.9K ratings) | 5.0 (3 ratings) — better |
| Positive reviews | 25.4% of reviews | — |
| Number of ratings | 3.9K — better | 3 |
| Update frequency | Every 5 weeks | Fortnightly — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free — better | Paid |
| Best chart rank | — | #190 — better |
| Devices | iPhone, iPad, iPod | iPhone, iPad, Apple Watch |
| Requires iOS | 15.1 — better | 17.6 |
| Further details — not scored | ||
| Size | 90 MB | 4 MB |
| Age rating | 4+ | 4+ |
| Developer | Upright Technologies Ltd | Eric Diaz |
Customer experience
UPRIGHT
DoubleTime Timer
Bugs and requests
UPRIGHT
Reported bugs
3 issues- App freezing and crashing
- Forced firmware updates causing device issues
- Inconsistent device performance and vibration detection
Requested features
3 requests- Apple Watch app integration
- Customizable goals and settings
- Improved data visualization and tracking
DoubleTime Timer
Not enough reviews yet to summarise bugs or requests.
In-app purchases
UPRIGHT
No in-app purchases
DoubleTime Timer
No in-app purchases









