# Watch Spring vs Calipers Tape Measure

The clearest difference is rating: Watch Spring at 5.0 against Calipers Tape Measure's 4.3. Watch Spring also leads on update cadence (fortnightly vs every 3 months) and review sentiment (100% vs 78%). Calipers Tape Measure's advantage is ratings volume (26 vs 3) and price ($1.99 vs $3.99). On ads, in-app purchases and device support there is nothing between them.

Watch Spring costs $3.99 and Calipers Tape Measure $1.99 up front. Neither carries in-app purchases, so what you see is what you pay.

Watch Spring holds the better App Store score, 5.0 against 4.3. That said, the two scores are not equally well evidenced: Calipers Tape Measure has 26 ratings behind it against 3, so its average is the more settled of the two. Written reviews point the same way: 100% of Watch Spring's written reviews are positive against 78% of Calipers Tape Measure's.

Watch Spring ships an update fortnightly, Calipers Tape Measure every 3 months. The most recent releases landed on October 14, 2026 and October 24, 2026 respectively.

## The numbers

| Metric | Watch Spring | Calipers Tape Measure |
| --- | --- | --- |
| Price | $3.99 | **$1.99** |
| Rating | **[5.0 (3 ratings)](https://appshunter.io/ios/app/watch-spring/id1617113233/reviews)** | [4.3 (26 ratings)](https://appshunter.io/ios/app/calipers-tape-measure/id6445826923/reviews) |
| Number of ratings | 3 | **26** |
| Positive reviews | **100.0% of reviews** | 77.8% of reviews |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | **Fortnightly** | Every 3 months |
| Monetization | Paid | **Free** |
| Size | 12 MB | 6 MB |
| Requires iOS | 26.0 | **17.0** |
| Devices | iPhone | **iPhone, iPad** |
| Age rating | +4 | 4+ |
| Developer | [Simon Greig](https://appshunter.io/developer/562988756) | [Jacob Parker](https://appshunter.io/developer/1153284524) |

## What reviewers say

### Watch Spring

[App page](https://appshunter.io/ios/app/watch-spring/id1617113233)

Track the accuracy and wear of your mechanical watches. Analyze trends with charts, log service history, and keep notes on watch details. See how your collection performs over time and manage your ownership history.

**Highlights:** Accuracy tracking and trend charts, Wear calendar and statistics, Watch collection summary cards, Service and repair logging, Ownership history timeline, Time-setting clock, CSV import/export

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

**In-app purchases:** none


### Calipers Tape Measure

[App page](https://appshunter.io/ios/app/calipers-tape-measure/id6445826923)

Measure objects of any size with your phone. Features a 5-meter tape measure for larger items and a precision caliper mode for measuring small objects down to a tenth of a millimeter. Offers highly accurate readings tested across various devices and settings.

**Highlights:** 5-meter tape measure, Precision caliper mode, Measure to 0.1mm accuracy, Spirit level functionality, Accurate measurement testing

**In-app purchases:** none


## Frequently asked questions

### Is Watch Spring free?

Watch Spring costs $3.99, with no in-app purchases.

### Is Calipers Tape Measure free?

Calipers Tape Measure costs $1.99, with no in-app purchases.

### Which has better reviews, Watch Spring or Calipers Tape Measure?

Watch Spring is rated higher. Watch Spring averages 5.0 out of 5 from 3 ratings, while Calipers Tape Measure averages 4.3 from 26 ratings.

### Do Watch Spring or Calipers Tape Measure have ads?

Neither Watch Spring nor Calipers Tape Measure shows ads.

### Which is updated more often, Watch Spring or Calipers Tape Measure?

Watch Spring ships an update fortnightly, and Calipers Tape Measure every 3 months. Most recently, Watch Spring was updated on October 14, 2026 and Calipers Tape Measure on October 24, 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.*