SmartMeiControl vs OpusTranslator
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SmartMeiControl
Control smart lighting fixtures to adjust color temperature, brightness, and individual room settings. Schedule lights to turn off automatically for convenience and energy saving.
- Adjust color temperature
- Adjust brightness
- Adjust color
- Schedule lights off
- Control individual rooms
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1. Adjust the color temperature, brightness, color, etc. of the lighting fixtures. 2. Regularly turn off the lights. 3. Adjust the lights in each room separately.
OpusTranslator
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Opus Translator — Offline & Private Translate speech, text, documents, and camera images — entirely on your device, with no internet required. Opus Translator uses on-device AI to deliver fast, accurate translation without sending your audio or text to any server. Everything stays on your iPhone. Works completely offline Download the app and language models once. After that, translate anywhere — on a plane, in a remote area, or wherever you need it — with no Wi-Fi or mobile data required. Speak and translate in real time Two-way conversation mode lets you have natural back-and-forth exchanges across language barriers. Lecture and continuous translation mode (Pro) Use for lectures, guided tours, or one-way presentations. Opus listens continuously and translates in real time without interruption. Camera and document translation (Pro) Point your camera at signs, menus, or documents to translate. Import documents and images directly for full-document translation. Extended language coverage (Pro) Go beyond Apple's built-in languages with expanded langauge support for a wider range of languages, all processed on-device. High-accuracy speech recognition (Pro) Advanced ASR delivers superior voice recognition accuracy, especially for challenging audio conditions. Export and read aloud (Pro) Save translated sessions as text, share transcripts, and listen back to translations. Your privacy is absolute No account required. No data collected. No cloud processing. The developer never sees your purchase information. Terms of Use: https://opustranslator.carrd.co/#terms
Screenshots
Verdict
The clearest difference is in-app purchases: SmartMeiControl at none against OpusTranslator's 2. SmartMeiControl also leads on update cadence (every 3 weeks vs every 6 weeks) and iOS requirement (11.0 vs 17.6). On price, 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. OpusTranslator sells 2 in-app purchases, starting at $4.99 per month. SmartMeiControl asks for nothing beyond the download.
SmartMeiControl ships an update every 3 weeks, OpusTranslator every 6 weeks. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.
| Parameter | SmartMeiControl | OpusTranslator |
|---|---|---|
| Price | Free | Free |
| Rating | 1.4 (11 ratings) — better | — |
| Positive reviews | 33.3% of reviews | — |
| Number of ratings | 11 — better | — |
| Update frequency | Every 3 weeks — better | Every 6 weeks |
| Ads | No | No |
| In-app purchases | No — better | Yes |
| Monetization | Free | — |
| Devices | iPhone, iPod — better | iPhone |
| Requires iOS | 11.0 — better | 17.6 |
| Further details — not scored | ||
| Size | 51 MB | 31 MB |
| Age rating | 17+ | 4+ |
| Developer | Zhongshan Ruixin Electronic Technology Co.LTD | Khin Say VOONG |
In-app purchases
SmartMeiControl
No in-app purchases
OpusTranslator
- Pro Monthly7 Days trial$4.991 Month
- Pro Lifetime$39.99
Questions
Is SmartMeiControl free?
Is OpusTranslator free?
Do SmartMeiControl or OpusTranslator have ads?
Which is updated more often, SmartMeiControl or OpusTranslator?
Other comparisons
