PLANET3 vs Heft
Price, ratings, monetisation and update history for both apps, side by side ā with what reviewers say about each.
PLANET3
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The PLANET3-E app is used to help users of the PLANET3-E tuning kit set up and communicate with their new hardware via Bluetooth protocol. Key features include: Ability to customize: Set your desired limits and behavior of the tuning kit. Wheel Circumference: Accurately configure the wheel circumference for accurate speed and distance display. Distance Matching Modes: Choose from different distance matching options to balance performance and ease of use. Firmware Updates: Easily update the PLANET3-E tuning kit. Safety Mode: Enable a child-safe mode to prevent unwanted access to tuning settings. Diagnostics and Troubleshooting: Use the Debug Menu to identify and resolve potential issues. Ownership Transfer: Reset and transfer ownership seamlessly while maintaining warranty coverage for the next user. Whether you're a commuter, trail rider, or advanced user, PLANET3-E provides the tools to customize and optimize your e-bike for a superior riding experience.
Heft
Instantly estimate the weight of any object using your iPhone camera. Get reliable weight estimates with a clear confidence range, no physical scale needed. Ideal for shipping, travel, or everyday curiosity.
- AI weight estimation from photos
- Confidence range for reliability
- Measurement history
- Support for multiple units (kg, lbs, oz, g)
- LiDAR-enhanced accuracy on Pro devices
- Optional subscription for advanced features
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Heft is the AI weight estimator that turns your iPhone camera into a portable scale - instantly. Snap a photo of any object and get a weight estimate with an honest confidence range. No scale? No problem. Whether you're sizing up a parcel before the post office, weighing luggage before a flight, or just curious how heavy something is - point your camera, tap the shutter, and Heft delivers a weight estimate with the AI's actual confidence shown next to it. No fake precision, no gimmicks. You see exactly how much the AI trusts its own answer. HOW IT WORKS 1. Point your camera at any object 2. Tap to capture 3. Get an instant weight estimate with confidence range Heft is transparent by design. Every estimation comes with a confidence percentage and a weight range, so you always understand how reliable the result is. FEATURES ⢠Instant AI weight estimation from a single photo ⢠Confidence ring shows estimation reliability at a glance ⢠Measurement history - every estimation saved and searchable ⢠Support for kilograms, pounds, ounces, and grams ⢠Light and dark mode ⢠Home screen widget for quick access to recent estimations (Heft+) ⢠CSV export for your measurement data (Heft+) ⢠Clean, minimal design - no clutter, no ads HEFT+ (OPTIONAL UPGRADE) ⢠Unlimited daily estimations (free tier: 3 per day) ⢠LiDAR-enhanced accuracy - real object dimensions for tighter estimates (Pro devices) ⢠Smart AI model - upgraded AI for more precise results ⢠Full measurement history access ⢠Home screen widget ⢠CSV data export LIDAR-ENHANCED ACCURACY On iPhone Pro and iPad Pro with LiDAR, Heft measures real object dimensions using ARKit depth sensing. These physical measurements are sent alongside the photo to the AI, producing significantly tighter confidence ranges. PRIVACY FIRST ⢠Photos are processed transiently - never stored on any server ⢠All estimations stored on-device only ⢠No personal data collected ⢠Analytics are anonymous (Firebase Analytics - IDFA disabled, no ad tracking, no cross-app tracking) ⢠See our privacy policy for full details PERFECT FOR ⢠Shipping & postage - estimate parcel and package weight before the post office ⢠Travel - will this bag be overweight before the check-in counter? ⢠Kitchen & cooking - quick weight checks without a food scale ⢠Curiosity - "How heavy is that rock?" ⢠Education - teach kids about mass and weight Heft is built in Australia with a focus on honesty, privacy, and delightful design. Download Heft and start estimating - no scale required. Subscription auto-renews; cancel at least 24 hours before period ends via Apple ID settings. Prices may vary by country/region. Privacy Policy: https://tchelow.com/heft/privacy-policy Terms of Use: https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: PLANET3 at none against Heft's 1. PLANET3 also leads on update cadence (every 5 weeks vs every 3 months) and iOS requirement (12.4 vs 17.0). On price, ads and device support there is nothing between them.
Scored on Price Ā· Rating Ā· Positive reviews Ā· Number of ratings Ā· Update frequency Ā· Ads Ā· In-app purchases Ā· Monetization Ā· Best chart rank Ā· Devices Ā· Requires iOS
Both are free to download. Heft sells 1 in-app purchase, starting at $9.99 per year. PLANET3 asks for nothing beyond the download.
PLANET3 ships an update every 5 weeks, Heft every 3 months. The most recent releases landed on October 6, 2026 and October 12, 2026 respectively.
| Parameter | PLANET3 | Heft |
|---|---|---|
| Price | Free | Free |
| Positive reviews | ā | 100.0% of reviews |
| Update frequency | Every 5 weeks ā better | Every 3 months |
| Ads | No | No |
| In-app purchases | No ā better | Yes |
| Monetization | ā | Free with in-app purchases |
| Devices | iPhone, iPod ā better | iPhone |
| Requires iOS | 12.4 ā better | 17.0 |
| Further details ā not scored | ||
| Size | 47 MB | 17 MB |
| Age rating | 4+ | 4+ |
| Developer | Planet 3 | Tchelow |
In-app purchases
PLANET3
No in-app purchases
Heft
- Heft+$9.991 Year









