SWS Smart Meter vs QR Analyzer
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SWS Smart Meter
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Nehmen Sie Ihren Energieverbrauch in die Hand! Mit der SWS Smart Meter App haben Sie Ihren Stromverbrauch immer und überall im Blick. Mit der Live-Ansicht können Sie durch Ein-Ausschalten von Geräten mögliche Stromfresser ad hoc identifizieren. Die Tagesansicht gibt Ihnen einen Überblick über den Verbrauch zu jedem beliebigen Tag . Die Wochen- und Monatsansicht zeigt den Verbrauch über längere Zeiträume – Sie erkennen Trends und „Ausreißer“. Hinweis: Um Ihren eigenen Stromverbrauch sehen zu können, benötigen Sie einen intelligenten Stromzähler der Stadtwerke Stuttgart. Im Demo-Modus steht Ihnen der volle Funktionsumfang mit einem Testzähler zur Verfügung.
QR Analyzer
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QR Analyzer is a visualization and learning tool designed for anyone who wants to understand the internal structure of QR codes. Unlike typical readers that simply display decoded text, this app reveals how a QR code is constructed through color-coded layers and matrix views. Key Features - Capture a QR code with your camera and analyze it instantly - Color-coded visualization of Finder Patterns, Timing Patterns, Format Information, Version Information, Data modules, and Error Correction (ECC) modules - Display of mask patterns and the unmasked bit matrix - Detailed metadata: version, error correction level, mask pattern, size, number of data codewords, and number of ECC codewords Recommended For - Students and engineers who want to learn QR code specifications and internal structures - Developers who need to inspect or debug their own QR libraries or decoders - Anyone who wants to go beyond simple 'reading' and truly understand how QR codes work QR Analyzer transforms QR codes from 'a grid of black squares' into a meaningful, structured system you can explore and learn from.
Screenshots
Verdict
The clearest difference is in-app purchases: SWS Smart Meter at none against QR Analyzer's 1. SWS Smart Meter also leads on iOS requirement (9.0 vs 15.6). On price, update cadence, ads 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. QR Analyzer sells 1 one-off in-app purchase. SWS Smart Meter asks for nothing beyond the download.
Both ship on a similar rhythm, roughly every 3 weeks. The most recent releases landed on October 25, 2026 and October 20, 2026 respectively.
| Parameter | SWS Smart Meter | QR Analyzer |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 3 weeks | Every 3 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 9.0 — better | 15.6 |
| Further details — not scored | ||
| Size | 78 MB | 25 MB |
| Age rating | 4+ | 4+ |
| Developer | Stadtwerke Stuttgart GmbH | akira ohmachi |
In-app purchases
SWS Smart Meter
No in-app purchases
QR Analyzer
- Remove Ads$1.99
Questions
Is SWS Smart Meter free?
Is QR Analyzer free?
Do SWS Smart Meter or QR Analyzer have ads?
Which is updated more often, SWS Smart Meter or QR Analyzer?
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