Time Delay calculator vs Binary Calculator SDG
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Time Delay calculator
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A calculator that can display calculation results with a delay to practice mental arithmetic. >Mental arithmetic practice mode Tap the timer key to turn on mental math practice mode. Enter the formula as usual. *Tap the timer key again to turn off the mental arithmetic practice mode. Return to normal calculator mode.
Binary Calculator SDG
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The binary calculator is a powerful tool that allows users to easily add, subtract, divide, and multiply binary numbers, making complex calculations fast and efficient.
Screenshots
Verdict
The clearest difference is update cadence: Time Delay calculator at fortnightly against Binary Calculator SDG's every 12 months. Binary Calculator SDG's advantage is iOS requirement (11.0 vs 15.8.3). 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.
Time Delay calculator ships an update fortnightly, Binary Calculator SDG every 12 months. Both last shipped on November 8, 2026.
| Parameter | Time Delay calculator | Binary Calculator SDG |
|---|---|---|
| Price | Free | Free |
| Update frequency | Fortnightly — better | Every 12 months |
| Ads | Yes | Yes |
| In-app purchases | No | No |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Requires iOS | 15.8.3 | 11.0 — better |
| Further details — not scored | ||
| Size | 36 MB | 12 MB |
| Age rating | 4+ | 4+ |
| Developer | Hideaki Uchikoshi | SDG CODE DOO NIS |
In-app purchases
Time Delay calculator
No in-app purchases
Binary Calculator SDG
No in-app purchases
Questions
Is Time Delay calculator free?
Is Binary Calculator SDG free?
Do Time Delay calculator or Binary Calculator SDG have ads?
Which is updated more often, Time Delay calculator or Binary Calculator SDG?
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