# Chronograph vs VerifyTT

The clearest difference is in-app purchases: VerifyTT at none against Chronograph's 3. VerifyTT also leads on update cadence (every 6 months vs every 16 months). Chronograph's advantage is iOS requirement (11.0 vs 13.0). On price, ads and device support there is nothing between them.

Both are free to download. Chronograph sells 3 one-off in-app purchases. VerifyTT asks for nothing beyond the download.

Chronograph ships an update every 16 months, VerifyTT every 6 months. The most recent releases landed on October 3, 2026 and September 30, 2026 respectively.

## The numbers

| Metric | Chronograph | VerifyTT |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 16 months | **Every 6 months** |
| Size | 98 MB | 87 MB |
| Requires iOS | **11.0** | 13.0 |
| Devices | iPhone, iPad, iPod | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [App Dev Academy Ltd.](https://appshunter.io/developer/1281918813) | [The National ICT Company Of Trinidad And Tobago](https://appshunter.io/developer/1807282306) |

## What reviewers say

### Chronograph

[App page](https://appshunter.io/ios/app/chronograph/id1281918814)

**In-app purchases (3)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Premium for 90 days | $5.99 | one-time |
| Premium for 180 days | $11.99 | one-time |
| Premium for 365 days | $23.99 | one-time |


### VerifyTT

[App page](https://appshunter.io/ios/app/verifytt/id6744358311)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Chronograph free?

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

### Is VerifyTT free?

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

### Do Chronograph or VerifyTT have ads?

Neither Chronograph nor VerifyTT shows ads.

### Which is updated more often, Chronograph or VerifyTT?

Chronograph ships an update every 16 months, and VerifyTT every 6 months. Most recently, Chronograph was updated on October 3, 2026 and VerifyTT on September 30, 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.*