# Reciprocity Timer vs Spot Meter Pro

The clearest difference is rating: Spot Meter Pro at 4.5 against Reciprocity Timer's 2.5. Spot Meter Pro also leads on in-app purchases (none vs 1) and review sentiment (67% vs 33%). Reciprocity Timer's advantage is price ($1.99 vs $4.99) and chart position (#195 vs unranked). On update cadence, ads and device support there is nothing between them.

Reciprocity Timer costs $1.99 and Spot Meter Pro $4.99 up front. Reciprocity Timer sells 1 one-off in-app purchase. Spot Meter Pro asks for nothing beyond the download.

Spot Meter Pro holds the better App Store score, 4.5 against 2.5. That said, the two scores are not equally well evidenced: Spot Meter Pro has 22 ratings behind it against 4, so its average is the more settled of the two. Written reviews point the same way: 33% of Reciprocity Timer's written reviews are positive against 67% of Spot Meter Pro's.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on October 24, 2026 and October 25, 2026 respectively.

## The numbers

| Metric | Reciprocity Timer | Spot Meter Pro |
| --- | --- | --- |
| Price | **$1.99** | $4.99 |
| Rating | [2.5 (4 ratings)](https://appshunter.io/ios/app/reciprocity-timer/id459691262/reviews) | **[4.5 (22 ratings)](https://appshunter.io/ios/app/spot-meter-pro/id1558581037/reviews)** |
| Number of ratings | 4 | **22** |
| Positive reviews | 33.3% of reviews | **66.7% of reviews** |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free with in-app purchases** | Paid |
| Best chart rank | **#195** | — |
| Size | 28 MB | 75 MB |
| Requires iOS | **12.0** | 14.4 |
| Devices | iPhone, iPod, Apple Watch | iPhone, iPad, iPod |
| Age rating | 4+ | 4+ |
| Developer | [Pump Interactive](https://appshunter.io/developer/459691265) | [Tebo Labs Inc.](https://appshunter.io/developer/1444921808) |

## What reviewers say

### Reciprocity Timer

[App page](https://appshunter.io/ios/app/reciprocity-timer/id459691262)

**Currently charting:** #195 Top Paid · Photo & Video (US App Store)

This app helps film photographers calculate exposure compensation for reciprocity failure. It offers a standard version for basic calculations and a pro version with advanced features like note-taking and custom film databases. It also includes an exposure timer and filter compensation tools.

**Highlights:** Reciprocity compensation calculations, Exposure timer, Filter compensation slider, Note-keeping feature, Custom film and camera databases, Film stock favorites

**Features:** macOS Compatibility, Apple Watch app, Vision Pro support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| Reciprocity Timer Pro | $9.99 | one-time |


### Spot Meter Pro

[App page](https://appshunter.io/ios/app/spot-meter-pro/id1558581037)

This app functions as a professional light meter for film photography, measuring light within a 2° angle of view. It offers customizable settings for aperture, shutter speed, and film speed, along with logging capabilities for readings.

**Highlights:** 2° FOV light metering, Av and Tv priority modes, Zone System and Tone Picker metering, Customizable increments and range, Log readings, 1° FOV with telephoto lens, Meter calibration

**In-app purchases:** none


## Frequently asked questions

### Is Reciprocity Timer free?

Reciprocity Timer costs $1.99, and also offers in-app purchases.

### Is Spot Meter Pro free?

Spot Meter Pro costs $4.99, with no in-app purchases.

### Which has better reviews, Reciprocity Timer or Spot Meter Pro?

Spot Meter Pro is rated higher. Reciprocity Timer averages 2.5 out of 5 from 4 ratings, while Spot Meter Pro averages 4.5 from 22 ratings.

### Do Reciprocity Timer or Spot Meter Pro have ads?

Neither Reciprocity Timer nor Spot Meter Pro shows ads.

### Which is updated more often, Reciprocity Timer or Spot Meter Pro?

Reciprocity Timer ships an update every 2 months, and Spot Meter Pro every 2 months. Most recently, Reciprocity Timer was updated on October 24, 2026 and Spot Meter Pro on October 25, 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.*