# T15 Controller vs Unlimited Multi

The clearest difference is in-app purchases: T15 Controller at none against Unlimited Multi's 5. T15 Controller also leads on iOS requirement (11.3 vs 16.0). Unlimited Multi's advantage is update cadence (fortnightly vs every 9 months). On price, ads and device support there is nothing between them.

Both are free to download. Unlimited Multi sells 5 one-off in-app purchases. T15 Controller asks for nothing beyond the download.

T15 Controller ships an update every 9 months, Unlimited Multi fortnightly. The most recent releases landed on September 28, 2026 and October 10, 2026 respectively.

## The numbers

| Metric | T15 Controller | Unlimited Multi |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 9 months | **Fortnightly** |
| Size | 10 MB | 4 MB |
| Requires iOS | **11.3** | 16.0 |
| Devices | iPhone, iPod | iPhone, iPad |
| Age rating | 4+ | 4+ |
| Developer | [Advanced Telemetry Systems, Inc.](https://appshunter.io/developer/1472426237) | [Yuta Onozaki](https://appshunter.io/developer/1670016094) |

## What reviewers say

### T15 Controller

[App page](https://appshunter.io/ios/app/t15-controller/id1472426238)

**Features:** macOS Compatibility

**In-app purchases:** none


### Unlimited Multi

[App page](https://appshunter.io/ios/app/unlimited-multi-stopwatch/id6462937037)

**Features:** macOS Compatibility

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Dark mode | $2.99 | one-time |
| Ad-free | $3.99 | one-time |
| CSV Export | $4.99 | one-time |
| Split | $4.99 | one-time |
| SimultaneousMode | $4.99 | one-time |


## Frequently asked questions

### Is T15 Controller free?

T15 Controller is free to download, with no in-app purchases.

### Is Unlimited Multi free?

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

### Do T15 Controller or Unlimited Multi have ads?

Neither T15 Controller nor Unlimited Multi shows ads.

### Which is updated more often, T15 Controller or Unlimited Multi?

T15 Controller ships an update every 9 months, and Unlimited Multi fortnightly. Most recently, T15 Controller was updated on September 28, 2026 and Unlimited Multi on October 10, 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.*