ChronoMaster Air vs EPHJ SHOW
Price, ratings, monetisation and update history for both apps, side by side β with what reviewers say about each.
ChronoMaster Air
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DISCOVER THE HEARTBEAT OF YOUR WATCH! The ChronoMaster Air app determines the most important quality features: rate accuracy, amplitude and beat error. The intuitive app is extremely easy to use, and you can take measurements without having to enter test parameters. It is therefore suitable for quick and concise measurements in your point of sales. With the automatic parameterization, the measurement starts immediately after placement of the watch. Tolerances and measuring time can be set if desired. Up to 3 arbitrary test positions are displayed and evaluated in the clear graphical representation. At the end, you receive an easy-to-understand evaluation considering the specified tolerances. With the sharing function, the results can be passed on to your client via the existing channels on the iPad, such as e-mail CHRONOMASTER AIR The reliable ChronoMaster microphone with built-in smart measurement electronics is even simpler and more user-friendly in the Air version and with the iOS app. The ChronoMaster Air paired with an Apple iPad is an indispensable tool for your points of sale. The built-in rechargeable battery and Bluetooth connection enable the ChronoMaster Air to be used wirelessly and autonomously for up to 20 hours. It requires only little space and can be placed exactly where you need it without any cables getting in the way. IMPORTANT: The app only works in combination with a Witschi ChronoMaster Air
EPHJ SHOW
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Find the whole Show in your pocket: -the list of exhibitors and details of their activities -innovations and new products presented at the Show -Floor plan -Round Table and Conference program Prepare your visit with powerful searches and create your list of favorites.
Screenshots
Verdict
The clearest difference is update cadence: ChronoMaster Air at every 2 months against EPHJ SHOW's every 5 months. ChronoMaster Air also leads on iOS requirement (11.4 vs 15.1). EPHJ SHOW's advantage is device support (3 vs 1). On price, ads and in-app purchases there is nothing between them.
Scored on Price Β· Rating Β· Positive reviews Β· Number of ratings Β· Update frequency Β· Ads Β· In-app purchases Β· Monetization Β· Best chart rank Β· Devices Β· Requires iOS
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
ChronoMaster Air ships an update every 2 months, EPHJ SHOW every 5 months. The most recent releases landed on October 25, 2026 and October 30, 2026 respectively.
| Parameter | ChronoMaster Air | EPHJ SHOW |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 2 months β better | Every 5 months |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPad | iPhone, iPad, iPod β better |
| Requires iOS | 11.4 β better | 15.1 |
| Further details β not scored | ||
| Size | 13 MB | 63 MB |
| Age rating | 4+ | 4+ |
| Developer | Witschi Electronic AG | Eventmaker |
In-app purchases
ChronoMaster Air
No in-app purchases
EPHJ SHOW
No in-app purchases
Questions
Is ChronoMaster Air free?
Is EPHJ SHOW free?
Do ChronoMaster Air or EPHJ SHOW have ads?
Which is updated more often, ChronoMaster Air or EPHJ SHOW?
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