# Silverlog Timer vs DBW FilmCalc

The clearest difference is in-app purchases: DBW FilmCalc at none against Silverlog Timer's 5. DBW FilmCalc also leads on update cadence (every 2 days vs weekly). On price, ads, device support and iOS requirement there is nothing between them.

Both are free to download. Silverlog Timer sells 5 one-off in-app purchases. DBW FilmCalc asks for nothing beyond the download.

Silverlog Timer ships an update weekly, DBW FilmCalc every 2 days. The most recent releases landed on October 6, 2026 and October 15, 2026 respectively.

## The numbers

| Metric | Silverlog Timer | DBW FilmCalc |
| --- | --- | --- |
| Price | Free | Free |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Weekly | **Every 2 days** |
| Size | 41 MB | 1 MB |
| Requires iOS | **16.4** | 17.0 |
| Devices | **iPhone, iPad** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Simon Westgate](https://appshunter.io/developer/1856537803) | [Ian Barber](https://appshunter.io/developer/6790919344) |

## What reviewers say

### Silverlog Timer

[App page](https://appshunter.io/ios/app/silverlog-timer/id6759198323)

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

**In-app purchases (5)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Nice One | $0.99 | one-time |
| Legend | $2.99 | one-time |
| Absolute Hero | $4.99 | one-time |
| Guardian Angel | $9.99 | one-time |
| Actual Saint | $29.99 | one-time |


### DBW FilmCalc

[App page](https://appshunter.io/ios/app/dbw-filmcalc/id6813898010)

**In-app purchases:** none


## Frequently asked questions

### Is Silverlog Timer free?

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

### Is DBW FilmCalc free?

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

### Do Silverlog Timer or DBW FilmCalc have ads?

Neither Silverlog Timer nor DBW FilmCalc shows ads.

### Which is updated more often, Silverlog Timer or DBW FilmCalc?

Silverlog Timer ships an update weekly, and DBW FilmCalc every 2 days. Most recently, Silverlog Timer was updated on October 6, 2026 and DBW FilmCalc on October 15, 2026.

---

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