# ListenTimer vs Jolt

The clearest difference is in-app purchases: Jolt at none against ListenTimer's 1. Jolt also leads on ads (none vs shown). On price, update cadence, device support and iOS requirement there is nothing between them.

Both are free to download. ListenTimer sells 1 one-off in-app purchase. Jolt asks for nothing beyond the download.

ListenTimer ships an update every 4 days, Jolt weekly. The most recent releases landed on October 6, 2026 and October 4, 2026 respectively.

## The numbers

| Metric | ListenTimer | Jolt |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | **Every 4 days** | Weekly |
| Size | 158 MB | 29 MB |
| Requires iOS | 17.0 | 17.0 |
| Devices | iPhone, Apple Watch | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [PocketLabs](https://appshunter.io/developer/1843791045) | [MAZIAR JANBEGLOU](https://appshunter.io/developer/6795338748) |

## What reviewers say

### ListenTimer

[App page](https://appshunter.io/ios/app/listentimer/id6769309369)

**Features:** Apple Watch app

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium | $2.99 | one-time |


### Jolt

[App page](https://appshunter.io/ios/app/jolt-emom-and-interval-timer/id6795338746)

**Features:** macOS Compatibility, Vision Pro support

**In-app purchases:** none


## Frequently asked questions

### Is ListenTimer free?

ListenTimer is free to download, with in-app purchases available.

### Is Jolt free?

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

### Do ListenTimer or Jolt have ads?

ListenTimer shows ads; Jolt does not.

### Which is updated more often, ListenTimer or Jolt?

ListenTimer ships an update every 4 days, and Jolt weekly. Most recently, ListenTimer was updated on October 6, 2026 and Jolt on October 4, 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.*