Optima Trade+ vs 1dB Live
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Optima Trade+
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We operate an online mobile trading application, where you can swiftly trade your Gift Card for cash, at exclusive rates. With an easy-to-navigate platform, traders' needs are paramount to us. Key features ⁃ wide choice of gift cards ⁃ 24hrs customer service ⁃ Easy to navigate platform ⁃ Swift and Fast withdrawal ⁃ No extra charges involved - No withdrawal limits Our application is strictly an online-based application and as such will require a good internet connection to function properly.
1dB Live
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1dB Live turns your phone into a precision sound-level meter — and your tablet into a live monitoring desk for an entire venue. Whether you're a front-of-house engineer, a house-of-worship volunteer, a DJ, or a facility manager, 1dB gives you professional acoustic measurement and real-time multi-zone monitoring in one beautiful app. MEASURE LIKE A PRO • Real-time SPL in dBA, dBC, or dBZ with Fast/Slow time weighting • LAeq, peak, min/max/avg, and statistical levels (L10/L50/L90) • Live 1/3-octave RTA spectrum and spectrogram • Noise dose (NIOSH/OSHA/EU), SEL, crest factor, dominant frequency • Calibrate against a reference meter for accurate readings • Works completely offline RUN THE WHOLE ROOM — 1dB LIVE • Turn one tablet into a desk; phones join by scanning a QR code • See every zone's level, spectrum, and stats on one screen • Local Wi-Fi for real-time streaming, with automatic internet fallback • Wall-display Dashboard mode for front of house ZONES & FLOOR PLANS • Draw zones with dB targets on a floor plan of your space • Drop each device's pin into a zone to assign it • Multiple floor plans for multi-room venues • Green / amber / red roll-up so anyone can watch the room STAY IN THE SAFE ZONE • Predictive "approaching the limit" alerts before you cross a cap • On-device feedback (ringing) detection • Push notifications so you're warned even when you look away PROVE IT • One-tap session compliance reports (PDF & CSV) • Per-device LAeq, peak, and time-over-limit • Ideal for permits, workplace noise records, and venue documentation WATCH FROM ANYWHERE • Share a read-only web link so anyone can watch the board in a browser • Or turn a spare tablet into a second-screen dashboard PRIVACY FIRST Audio is analyzed on your device to compute readings — it is never recorded, stored, or uploaded. No accounts, no ads, no tracking. Download 1dB Live and take control of your sound.
Screenshots
Verdict
The clearest difference is update cadence: 1dB Live at every 3 weeks against Optima Trade+'s every 10 months. Optima Trade+'s advantage is iOS requirement (12.0 vs 16.0). 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.
Optima Trade+ ships an update every 10 months, 1dB Live every 3 weeks. The most recent releases landed on October 11, 2026 and October 5, 2026 respectively.
| Parameter | Optima Trade+ | 1dB Live |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 10 months | Every 3 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod — better | iPhone, iPad |
| Requires iOS | 12.0 — better | 16.0 |
| Further details — not scored | ||
| Size | 46 MB | 3 MB |
| Age rating | 17+ | 4+ |
| Developer | OPTIMA TECHNOLOGY SOLUTIONS | 0101 Inc |
In-app purchases
Optima Trade+
No in-app purchases
1dB Live
No in-app purchases









