Ready2Gauge vs ThetaCalc
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Ready2Gauge
This application enables users to program and store data from I-Wave 2 and Wave2 Marposs meters. It seamlessly integrates these devices with industrial environments, offering an intuitive interface for immediate use.
- Program I-Wave 2 meters
- Save Wave2 Marposs meter data
- Integrate with industrial reality
- Intuitive user interface
- Store device data
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Ready2Gauge allows you to program and save the data of your I-Wave 2 and Wave2 Marposs meter. Ready2Gauge is the perfect solution to integrate the potential of I-Wave 2 and Wave2 with your industrial reality. The app is aimed at all those who want to buy or already own I-Wave 2 or Wave2 and represents its innovative evolution. Its intuitive interface makes its use immediate for the user.
ThetaCalc
This utility app provides a Reverse Polish Notation (RPN) calculator. Users can extend its functionality by programming custom functions and equations using JavaScript.
- Reverse Polish Notation (RPN) calculator
- User-programmable functions
- JavaScript equation support
- Extensible functionality
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ThetaCalc is a RPN (Reverse Polish Notation) calculator which can be extended by functions and equations programmed by the user in JavaScript.
Screenshots
Verdict
The clearest difference is rating: ThetaCalc at 4.3 against Ready2Gauge's 1.0. ThetaCalc also leads on ratings volume (4 vs 1). Ready2Gauge's advantage is update cadence (every 5 weeks vs every 3 months) and iOS requirement (12.0 vs 17.6). On price, ads, in-app purchases and monetization model 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. Neither carries in-app purchases, so what you see is what you pay.
ThetaCalc holds the better App Store score, 4.3 against 1.0. Both are backed by a comparable volume of ratings — 1 and 4 respectively.
Ready2Gauge ships an update every 5 weeks, ThetaCalc every 3 months. The most recent releases landed on June 20, 2026 and June 1, 2026 respectively.
| Parameter | Ready2Gauge | ThetaCalc |
|---|---|---|
| Price | Free | Free |
| Rating | 1.0 (1 ratings) | 4.3 (4 ratings) — better |
| Positive reviews | — | 100.0% of reviews |
| Number of ratings | 1 | 4 — better |
| Update frequency | Every 5 weeks — better | Every 3 months |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | Free |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 16 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Marposs S.p.A. | Felix Stehli |
Customer experience
Ready2Gauge
ThetaCalc
In-app purchases
Ready2Gauge
No in-app purchases
ThetaCalc
No in-app purchases
