BAST vs HeightForecast
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
BAST
This app provides in-depth battery diagnostics for Apple devices. It analyzes analytics logs to reveal battery health, charge cycles, and capacity details, offering insights beyond standard system information.
- Battery health analysis
- Charge cycle count
- Battery capacity details
- Device and OS information
- Apple Watch support
- Analytics log import
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BAST – Your Battery Diagnostics Companion BAST is a powerful and easy-to-use battery diagnostics tool that gives you deep insights into the condition of your iPhone, iPad or Apple Watch battery. Using Apple’s own analytics log files, BAST extracts and analyzes key data to provide detailed information, including: - Device and operating system details - Battery health (even values above 100%) - Charge cycle count - Current, maximum and minimum battery capacity Apple Watch is supported automatically if paired with the same iPhone. Simply import the analytics file — BAST will guide you through every step. A built-in manual explains the process clearly and helps you get started right away.
HeightForecast
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Initial release! Science-based adult height prediction with CDC growth charts, genetic target height, multi-child profiles, and prediction history. Terms of Use (EULA): https://www.apple.com/legal/internet-services/itunes/dev/stdeula/
Screenshots
Verdict
The clearest difference is in-app purchases: BAST at none against HeightForecast's 2. BAST also leads on update cadence (every 2 weeks vs every 5 weeks). HeightForecast's advantage is iOS requirement (15.1 vs 17.0). On price, ads 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
Both are free to download. HeightForecast sells 2 in-app purchases, starting at $4.99 per 7 days. BAST asks for nothing beyond the download.
BAST ships an update every 2 weeks, HeightForecast every 5 weeks. The most recent releases landed on November 12, 2026 and November 10, 2026 respectively.
| Parameter | BAST | HeightForecast |
|---|---|---|
| Price | Free | Free |
| Rating | 4.6 (347 ratings) — better | — |
| Positive reviews | 76.1% of reviews | — |
| Number of ratings | 347 — better | — |
| Update frequency | Every 2 weeks — better | Every 5 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPad | iPhone, iPod |
| Requires iOS | 17.0 | 15.1 — better |
| Further details — not scored | ||
| Size | 5 MB | 31 MB |
| Age rating | 4+ | 4+ |
| Developer | Patrick Fezer | 圣才 王 |
Bugs and requests
BAST
Reported bugs
9 issues- Tasks to import non-existent file
- App locks privacy/analysis file
- Incorrect variable used for battery capacity
- Analytics data does not contain battery health stats
- Analytics data is impossible to share/export
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- App told user their iPad was an iPhone
- Import button does nothing
- App does not work on iPad mini gen 5 with iOS 17.x
- No longer works with iPad/iOS 16
Requested features
3 requests- Clarify instructions for file import
- Explain why privacy/analysis file gets locked
- Ensure compatibility with all iPad models and OS versions
HeightForecast
Not enough reviews yet to summarise bugs or requests.
In-app purchases
BAST
No in-app purchases
HeightForecast
- weekly vip$4.997 Days
- yearly vip$29.991 Year
