DigiCompCalc vs ScopeSnap
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
DigiCompCalc
This utility app simplifies digital power compensator coefficient calculations. It allows users to input data and obtain results directly on their mobile device, eliminating the need for complex desktop software. Results can be emailed for easy sharing.
- Calculate coefficients from analog compensator values
- Calculate coefficients directly using poles and zeros
- Email results
- Remembers last calculated variables
- Dark Mode support
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Are you tired of using Excel or Matlab to calculate the coefficients for your digital power compensator? Do you want to do the calculations in the palm of your hand, just by entering the pertinent data? Then the Digital Compensator Calculator (DigiCompCalc) is for you! You no longer have to buy Matlab for just a few simple digital filter calculations. For use with Type II and Type III error amplifiers. Features: • Free! No Ads! • Calculate coefficients using the values from an analog compensator • Calculate coefficients directly using poles and zeros • Email results to yourself or your firmware designer • Remembers last set of calculated variables • Dark Mode support Install DigiCompCalc today!
ScopeSnap
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ScopeSnap is a macOS and iOS utility designed for engineers, hobbyists, and educators to capture screen images directly from LAN-enabled digital oscilloscopes. Optimized for the Rigol 1000Z Series, ScopeSnap lets you quickly download the current screen display from your instrument to your Mac or iPhone with a single click. Whether you’re documenting experiments, troubleshooting signals, or preparing reports, ScopeSnap streamlines your workflow by making it easy to save and archive scope screenshots for later reference. Key Features: • Connects to supported oscilloscopes over your local network (LAN) • Designed for Rigol DS1054Z and other LXI-compatible scopes • Captures high-quality screen images instantly • Save screenshots directly to your Mac or iPhone for easy access • Simple, clean interface built specifically for macOS and iOS • Hands-free snapshots with Siri • Ideal for lab documentation, reports, and analysis ScopeSnap helps bridge your oscilloscope and your Mac or iPhone, making your test and measurement setup more productive and efficient. Legal Disclaimer: Rigol name is a trademark of RIGOL Technologies, Co., Ltd. The application “ScopeSnap” is an independently developed and distributed software application that is not affiliated, associated, authorized, endorsed by, or in any way officially connected with RIGOL Technologies, Inc., or any of its subsidiaries or affiliates.
Screenshots
Verdict
The clearest difference is update cadence: ScopeSnap at every 6 months against DigiCompCalc's every 68 months. On price, 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
Both are free to download. Neither carries in-app purchases, so what you see is what you pay.
DigiCompCalc ships an update every 68 months, ScopeSnap every 6 months. The most recent releases landed on October 5, 2026 and September 25, 2026 respectively.
| Parameter | DigiCompCalc | ScopeSnap |
|---|---|---|
| Price | Free | Free |
| Rating | 5.0 (2 ratings) — better | — |
| Positive reviews | 100.0% of reviews | — |
| Number of ratings | 2 — better | — |
| Update frequency | Every 68 months | Every 6 months — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | Free | — |
| Devices | iPhone | iPhone, Mac — better |
| Requires iOS | 16.0 — better | 17.0 |
| Further details — not scored | ||
| Size | 1 MB | 1 MB |
| Age rating | 4+ | 4+ |
| Developer | Ernie Zappacosta | Andrzej Rozga |
In-app purchases
DigiCompCalc
No in-app purchases
ScopeSnap
No in-app purchases









