FixM4A vs Air Receiver Tank Sizing
Price, ratings, monetisation and update history for both apps, side by side โ with what reviewers say about each.
FixM4A
This utility tool aims to recover unplayable M4A audio files corrupted by truncation or damage. It extracts and converts available data from damaged files to restore them. Users select the corrupted file and a similar good file to initiate the repair process.
- Repair truncated M4A files
- Recover corrupted audio
- Extract data from damaged files
- Convert restored audio
- User-friendly repair process
Read full descriptionHide full description
This tool attempts to repair M4A audio files that are unplayable due to accidental truncation and corruption.ย It extracts and converts as much data as possible from the damaged audio to restore it. โ How to use: 1. Select the 'Truncated M4A Audio' file. 2. Select a similar, good M4A audio file. 3. Click the 'Convert' button to begin the repair process.
Air Receiver Tank Sizing
Read full descriptionHide full description
Undersized receiver tanks cause compressors to short-cycle, wasting energy and killing motor life. Oversized tanks waste floor space and capital. This calculator finds the right volume fast. Enter compressor output CFM, cut-in and cut-out pressures, allowable pressure drop, and cycles per hour. Calculates required volume in gallons and cubic feet, recommends the nearest standard ASME tank size, and shows hold time at full draw. WHAT IT CALCULATES: - Required receiver volume (gallons and cubic feet) - Nearest standard ASME tank size - Hold time at full demand - Cycle rate verification KEY FEATURES: - ASME standard tank size recommendations - Cut-in/cut-out pressure differential - Short-cycle prevention sizing - Works completely offline - No account or login required Built for compressed air system designers, plant engineers, and industrial maintenance teams.
Screenshots
Verdict
The clearest difference is price: FixM4A at Free against Air Receiver Tank Sizing's $4.99. FixM4A also leads on update cadence (every 4 days vs every 3 months) and iOS requirement (15.0 vs 17.0). Air Receiver Tank Sizing's advantage is in-app purchases (none vs 1). On ads and device support there is nothing between them.
Scored on Price ยท Rating ยท Positive reviews ยท Number of ratings ยท Update frequency ยท Ads ยท In-app purchases ยท Monetization ยท Best chart rank ยท Devices ยท Requires iOS
FixM4A is free to download; Air Receiver Tank Sizing costs $4.99 up front. FixM4A sells 1 one-off in-app purchase. Air Receiver Tank Sizing asks for nothing beyond the download.
FixM4A ships an update every 4 days, Air Receiver Tank Sizing every 3 months. The most recent releases landed on October 19, 2026 and October 31, 2026 respectively.
| Parameter | FixM4A | Air Receiver Tank Sizing |
|---|---|---|
| Price | Free โ better | $4.99 |
| Positive reviews | 100.0% of reviews | โ |
| Update frequency | Every 4 days โ better | Every 3 months |
| Ads | No | No |
| In-app purchases | Yes | No โ better |
| Monetization | Free with in-app purchases | โ |
| Devices | iPhone, iPad, iPod โ better | iPhone, iPad |
| Requires iOS | 15.0 โ better | 17.0 |
| Further details โ not scored | ||
| Size | 11 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Newkline Co., Ltd. | Shanghai Sheyuan Network Technology Co., Ltd. |
In-app purchases
FixM4A
- Fix M4A$3.99
Air Receiver Tank Sizing
No in-app purchases
Questions
Is FixM4A free?
Is Air Receiver Tank Sizing free?
Do FixM4A or Air Receiver Tank Sizing have ads?
Which is updated more often, FixM4A or Air Receiver Tank Sizing?
Other comparisons















