# Precise Guitar Tuner vs Tempus

The clearest difference is review sentiment: Tempus at 83% against Precise Guitar Tuner's 0%. Tempus also leads on price (Free vs $0.99) and update cadence (every 5 weeks vs every 21 months). On ads, in-app purchases and device support there is nothing between them.

Tempus is free to download; Precise Guitar Tuner costs $0.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Precise Guitar Tuner ships an update every 21 months, Tempus every 5 weeks. The most recent releases landed on October 29, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Precise Guitar Tuner | Tempus |
| --- | --- | --- |
| Price | $0.99 | **Free** |
| Rating | — | **[4.6 (9 ratings)](https://appshunter.io/ios/app/tempus-delay-calculator/id1488364362/reviews)** |
| Number of ratings | — | **9** |
| Positive reviews | 0.0% of reviews | **83.3% of reviews** |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 21 months | **Every 5 weeks** |
| Monetization | Paid | **Free** |
| Size | 18 MB | 8 MB |
| Requires iOS | 15.6 | **13.0** |
| Devices | **iPhone, iPad, iPod, Mac** | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [怀卫 张](https://appshunter.io/developer/1252544375) | [Marcos Kohler](https://appshunter.io/developer/1024379665) |

## What reviewers say

### Precise Guitar Tuner

[App page](https://appshunter.io/ios/app/precise-guitar-tuner/id1260544519)

This application helps you tune your guitar with high accuracy using your mobile device. It supports numerous tuning styles and provides visual feedback on pitch accuracy, along with standard tuning notes for auditory guidance.

**Highlights:** Supports 44 tuning styles, Automatic pitch measurement, Visual pitch accuracy indication, Auditory standard string sounds, High pitch indication accuracy (0.2 cents), Adjustable A4 standard note (430-450Hz)

**Features:** Vision Pro support

**In-app purchases:** none


### Tempus

[App page](https://appshunter.io/ios/app/tempus-delay-calculator/id1488364362)

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.

**Highlights:** 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

**In-app purchases:** none


## Frequently asked questions

### Is Precise Guitar Tuner free?

Precise Guitar Tuner costs $0.99, with no in-app purchases.

### Is Tempus free?

Tempus is free to download, with no in-app purchases.

### Do Precise Guitar Tuner or Tempus have ads?

Neither Precise Guitar Tuner nor Tempus shows ads.

### Which is updated more often, Precise Guitar Tuner or Tempus?

Precise Guitar Tuner ships an update every 21 months, and Tempus every 5 weeks. Most recently, Precise Guitar Tuner was updated on October 29, 2026 and Tempus on November 3, 2026.

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*Compared by [AppsHunter](https://appshunter.io/) from daily US App Store data. Review summaries are generated from verbatim App Store reviews.*