SpecWave vs Araç Takvimi
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
SpecWave
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Key Features Real-time Spectrum Analysis (See Your Sound) - Instant Visualization: Captures ambient sound via microphone and presents it in beautiful "Line" or "Bar" chart styles, making pitch and volume crystal clear. - Key Data Capture: Displays the current peak frequency and total decibel level in real time, while automatically logging the maximum and minimum decibels for your session. - One-Tap Display Freeze: Tap the spectrum chart anytime to freeze the current frame, allowing you to observe and compare sound details at your own pace. - Multi-Source & Parameter Toggles: Switch between built-in and external microphones with a single tap, and toggle between log/linear frequency axes to suit your needs. - Microphone Gain Control: Easily adjust input sensitivity to your liking. *(Note: This app outputs raw relative values only; for high-precision acoustic measurement, please calibrate with a sound level meter first)* Audio Signal Generation (A Fun Health Check for Headphones & Speakers) - 3 Classic Waveforms: Built-in sine, square, and triangle wave audio signals to instantly turn your phone into a versatile sound transmitter. - Fun Dynamic Frequency Sweeps: Supports fixed frequency playback alongside single, loop, or round-trip dynamic sweep modes. Easily test speaker bass depth or fine-tune audio gear. - Precise Gesture Tuning: Use smooth swipe gestures for silky, precise micro-adjustments to both output frequency and volume gain. Common Use Cases - Measure room insulation or ambient noise decibels at home or in the office. - Test newly purchased headphones or speakers to see if the bass is deep enough and the treble is crisp. - Assist with instrument tuning by viewing the exact sound pitch and frequency. - Explore fun acoustics by playing curious sweep tones with the signal generator.
Araç Takvimi
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Araç Takvimi keeps your car's deadlines and costs in one place. Your records stay on your phone. No sign-up, no ads. DEADLINES YOU WON'T MISS - Vehicle inspection, with the period calculated from your vehicle type - Compulsory traffic insurance and comprehensive (kasko) renewals - Motor vehicle tax instalments in January and July - Winter and summer tyre seasons - Periodic service Reminders arrive 30, 7 and 1 day before the due date, and again if a date passes. FUEL AND EXPENSES - Log fuel with litres and price; the litre price is pre-filled from current national averages - See litres per 100 km and cost per kilometre - Group service, parts, tyres, insurance, tax, parking and toll costs - Monthly totals and a yearly breakdown by category MILEAGE-BASED MAINTENANCE - Engine oil, filters, brake pads, timing belt, battery, tyres - Set a kilometre or time interval for each item; whichever comes first is reminded TRAFFIC FINES - Enter the notice date and follow the discounted payment window - Paid fines are added to your expenses ON THE ROAD - Current petrol, diesel and LPG prices - Save where you parked and get a reminder before your time runs out - Trip cost calculator with distance, consumption and cost per person PRIVACY All records stay on your device. The app connects to the internet only to fetch fuel prices. Location is read only when you save a parking spot. Dates and amounts shown in the app are for information only and do not replace official notices.
Screenshots
Verdict
The clearest difference is iOS requirement: Araç Takvimi at 16.4 against SpecWave's 26.0. On price, update cadence, ads and in-app purchases 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.
SpecWave ships an update every 6 days, Araç Takvimi every 5 days. The most recent releases landed on November 9, 2026 and November 6, 2026 respectively.
| Parameter | SpecWave | Araç Takvimi |
|---|---|---|
| Price | Free | Free |
| Update frequency | Every 6 days | Every 5 days — better |
| Ads | No | No |
| In-app purchases | No | No |
| Devices | iPhone | iPhone |
| Requires iOS | 26.0 | 16.4 — better |
| Further details — not scored | ||
| Size | 8 MB | 35 MB |
| Age rating | 4+ | 4+ |
| Developer | 晓玮 郭 | FIRAT YALDIZ |
In-app purchases
SpecWave
No in-app purchases
Araç Takvimi
No in-app purchases









