Hardness Unit Converter vs BPM GO
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Hardness Unit Converter
Easily convert hardness values between 12 different units, including Vickers, Brinell, Rockwell, and Shore. Input your value and select the desired unit for instant conversion, referencing ASTM E 140 standards and polynomial approximations for accuracy.
- Converts 12 hardness units
- Vickers, Brinell, Rockwell, Shore support
- Tensile strength conversion
- ASTM E 140 reference
- Polynomial approximation for data
- Simple input and unit selection
Read full descriptionHide full description
The Hardness Unit Converter application converts the hardness into 12 types of units. The units to be converted by this application are Vickers hardness HV, Brinell hardness HBS, HBW, Rockwell hardness HRA, HRB, HRC, HRD, Rockwell superficial hardness HR 15 N, HR 30 N, HR 45 N, Shore hardness HS, and tensile strength MPa. Simply input the hardness value and select the unit of hardness with the unit selection button, it will be converted into 12 types of units. This application refers to the approximate conversion table of ASTM E 140 Table 1 and JIS, and data not in the table is calculated by polynomial approximation. Values in the range not normally used are indicated by ().
BPM GO
Read full descriptionHide full description
BPM GO is an easy-to-use tool for achieving accurate cue timings. Just tap along, and this app will begin to provide feedback on a track's beats per minute (BPM), enabling you to fine-tune your fade times, flyouts, and snap effects with confidence - even when operating blind on the console. BPM GO retains the last captured value while remaining ready for a new BPM. When you're ready to capture a new BPM, simply begin tapping, and the app will follow along.
Screenshots
Verdict
The clearest difference is price: BPM GO at Free against Hardness Unit Converter's $1.99. BPM GO also leads on update cadence (daily vs every 5 months). Hardness Unit Converter's advantage is iOS requirement (15.6 vs 17.6). 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
BPM GO is free to download; Hardness Unit Converter costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Hardness Unit Converter ships an update every 5 months, BPM GO daily. The most recent releases landed on November 2, 2026 and October 25, 2026 respectively.
| Parameter | Hardness Unit Converter | BPM GO |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | 4.0 (7 ratings) — better | — |
| Positive reviews | 16.7% of reviews | — |
| Number of ratings | 7 — better | — |
| Update frequency | Every 5 months | Daily — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Paid | — |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 15.6 — better | 17.6 |
| Further details — not scored | ||
| Size | 1 MB | 0 MB |
| Age rating | 4+ | 4+ |
| Developer | Kei Suefuji | Samuel Blakemore |
In-app purchases
Hardness Unit Converter
No in-app purchases
BPM GO
No in-app purchases
Questions
Is Hardness Unit Converter free?
Is BPM GO free?
Do Hardness Unit Converter or BPM GO have ads?
Which is updated more often, Hardness Unit Converter or BPM GO?
Other comparisons















