# Long Exposure Calculator vs Snap & Release

The clearest difference is price: Long Exposure Calculator at Free against Snap & Release's $1.99. Long Exposure Calculator also leads on rating (4.4 vs 3.2) and review sentiment (82% vs 50%). Snap & Release's advantage is in-app purchases (none vs 6) and ads (none vs shown). On device support and iOS requirement there is nothing between them.

Long Exposure Calculator is free to download; Snap & Release costs $1.99 up front. Long Exposure Calculator sells 6 one-off in-app purchases. Snap & Release asks for nothing beyond the download.

Long Exposure Calculator holds the better App Store score, 4.4 against 3.2. Both are backed by a comparable volume of ratings — 64 and 17 respectively. Written reviews point the same way: 82% of Long Exposure Calculator's written reviews are positive against 50% of Snap & Release's.

Long Exposure Calculator ships an update every 19 months, Snap & Release every 2 weeks. The most recent releases landed on October 21, 2026 and October 27, 2026 respectively.

## The numbers

| Metric | Long Exposure Calculator | Snap & Release |
| --- | --- | --- |
| Price | **Free** | $1.99 |
| Rating | **[4.4 (64 ratings)](https://appshunter.io/ios/app/long-exposure-calculator/id694553269/reviews)** | [3.2 (17 ratings)](https://appshunter.io/ios/app/snap-and-release/id1504299486/reviews) |
| Number of ratings | **64** | 17 |
| Positive reviews | **81.7% of reviews** | 50.0% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | **No** |
| Update frequency | Every 19 months | **Every 2 weeks** |
| Monetization | **Free with in-app purchases** | Paid |
| Size | 24 MB | 28 MB |
| Requires iOS | **12.0** | 13.1 |
| Devices | iPhone, iPad, iPod | **iPhone, iPad, iPod, Mac** |
| Age rating | 4+ | 4+ |
| Developer | [Junel Corales](https://appshunter.io/developer/694553272) | [David Willmore](https://appshunter.io/developer/1501721799) |

## What reviewers say

### Long Exposure Calculator

[App page](https://appshunter.io/ios/app/long-exposure-calculator/id694553269)

Calculate precise exposure times for long-exposure photography with Neutral Density filters. Features a countdown timer for exposures over 10 seconds and supports up to 24 stops of ND filtration.

**Highlights:** ND filter exposure calculation, Countdown timer, Supports up to 24-stop ND filters, Simple to use

**In-app purchases (6)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Leave a Tip | $1.99 | one-time |
| Leave a Tip | $2.99 | one-time |
| Leave a Tip | $3.99 | one-time |
| Leave a Tip | $5.99 | one-time |
| Leave a Tip | $9.99 | one-time |
| Leave a tip | $14.99 | one-time |

**What reviewers like**

- 👍 Simple and intuitive interface
- 🚀 Fast and efficient calculations
- ✅ Accurate results
- 💡 Versatile ND filter notation options
- 🎨 Offers light and dark color schemes

**What reviewers complain about**

- ⚠️ Ads can be intrusive and accidentally tappable
- 🤔 Some users confused by filter notation settings
- 🚫 Does not factor in aperture
- ⏳ Timer only starts from 30 seconds
- ❌ App freezes or crashes after use/updates

**Reported bugs**

- App freezes after each use
- App crashes after update
- App freezes and needs to be closed and reopened
- App runs no more after iOS update
- App crashes and cannot be opened again

**Requested features**

- Filter bag feature to select owned filters
- Ability to edit existing filters for precise values
- Combine multiple filters in calculations
- Option to display calculated time in seconds only
- Acoustic signal/alarm at the end of the timer


### Snap & Release

[App page](https://appshunter.io/ios/app/snap-and-release/id1504299486)

Easily create, manage, and share legally binding model and property release forms. Capture signatures, add photos, and select from various templates. Sync across devices and export as PDFs.

**Highlights:** Record model and property release forms, Capture digital signatures, Add model photos and ID, Utilize various release templates, Sync releases across devices, Export releases as PDFs, Print releases directly

**In-app purchases:** none


## Frequently asked questions

### Is Long Exposure Calculator free?

Long Exposure Calculator is free to download, with in-app purchases available.

### Is Snap & Release free?

Snap & Release costs $1.99, with no in-app purchases.

### Which has better reviews, Long Exposure Calculator or Snap & Release?

Long Exposure Calculator is rated higher. Long Exposure Calculator averages 4.4 out of 5 from 64 ratings, while Snap & Release averages 3.2 from 17 ratings.

### Do Long Exposure Calculator or Snap & Release have ads?

Long Exposure Calculator shows ads; Snap & Release does not.

### Which is updated more often, Long Exposure Calculator or Snap & Release?

Long Exposure Calculator ships an update every 19 months, and Snap & Release every 2 weeks. Most recently, Long Exposure Calculator was updated on October 21, 2026 and Snap & Release on October 27, 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.*