Delay Wiz vs Tempus
Price, ratings, monetisation and update history for both apps, side by side — with what reviewers say about each.
Delay Wiz
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Using a distance, score tempo in bpm and the room temperature Delay Wiz gives you following results: - speed of sound - resulting delay in ms, with playback function - delay as score duration With the score duration information you can evaluate timing related inaccuracies when playing with musicians in large setups without proper monitoring. Using the listen function Delay Wiz plays two audio clicks with the calculated delay. You can measure and input distances with your built-in camera. If supported you can even use the built-in Lidar sensor for exact distances measuring
Tempus
Calculate delay times and sample re-pitch amounts with a tap-tempo metronome. Preview delay sounds and determine BPM changes for your DAW. This tool helps musicians fine-tune audio effects.
- Tap-tempo metronome
- Specify beat count for metronome
- View and preview delay times
- Calculate sample re-pitch amounts
- Calculate BPM changes
- Supports Re-Pitch Warp modes
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Tempus is a tool for calculating Delay Times and sample Re-Pitch amounts / BPMs! - Tap-tempo Metronome with the ability to specify the # of beats - View Delay Times & preview what each Delay sounds like - Calculate sample Re-Pitch amounts / BPMs when changing the BPM in your DAW & using Re-Pitch Warp modes
Screenshots
Verdict
The clearest difference is price: Tempus at Free against Delay Wiz's $1.99. Tempus also leads on update cadence (every 5 weeks vs every 9 months) and iOS requirement (13.0 vs 17.6). On 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
Tempus is free to download; Delay Wiz costs $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.
Delay Wiz ships an update every 9 months, Tempus every 5 weeks. The most recent releases landed on November 1, 2026 and November 7, 2026 respectively.
| Parameter | Delay Wiz | Tempus |
|---|---|---|
| Price | $1.99 | Free — better |
| Rating | — | 4.6 (9 ratings) — better |
| Positive reviews | — | 83.3% of reviews |
| Number of ratings | — | 9 — better |
| Update frequency | Every 9 months | Every 5 weeks — better |
| Ads | No | No |
| In-app purchases | No | No |
| Monetization | — | Free |
| Devices | iPhone, iPad | iPhone, iPad, iPod — better |
| Requires iOS | 17.6 | 13.0 — better |
| Further details — not scored | ||
| Size | 11 MB | 8 MB |
| Age rating | 4+ | 4+ |
| Developer | Kilian IT-Consulting | Marcos Kohler |
In-app purchases
Delay Wiz
No in-app purchases
Tempus
No in-app purchases









