# Calculator Plus v2 vs LockInNote

The clearest difference is in-app purchases: Calculator Plus v2 at none against LockInNote's 1. Calculator Plus v2 also leads on ratings volume (132 vs 4) and iOS requirement (12.0 vs 16.0). LockInNote's advantage is rating (5.0 vs 4.7). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. LockInNote sells 1 one-off in-app purchase. Calculator Plus v2 asks for nothing beyond the download.

LockInNote holds the better App Store score, 5.0 against 4.7. That said, the two scores are not equally well evidenced: Calculator Plus v2 has 132 ratings behind it against 4, so its average is the more settled of the two.

Both ship on a similar rhythm, roughly every 2 months. The most recent releases landed on November 2, 2026 and November 3, 2026 respectively.

## The numbers

| Metric | Calculator Plus v2 | LockInNote |
| --- | --- | --- |
| Price | Free | Free |
| Rating | [4.7 (132 ratings)](https://appshunter.io/ios/app/calculator-plus-v2/id1181465428/reviews) | **[5.0 (4 ratings)](https://appshunter.io/ios/app/lockinnote-note-for-widget/id1644879340/reviews)** |
| Number of ratings | **132** | 4 |
| Positive reviews | 89.2% of reviews | — |
| In-app purchases | **No** | Yes |
| Ads | No | No |
| Update frequency | Every 2 months | Every 2 months |
| Monetization | **Free** | Free with in-app purchases |
| Size | 14 MB | 9 MB |
| Requires iOS | **12.0** | 16.0 |
| Devices | **iPhone, iPad, iPod, Mac, Apple Watch** | iPhone, iPad, Mac, Apple Watch |
| Age rating | 4+ | 4+ |
| Developer | [Wern Jie Lim](https://appshunter.io/developer/1032934247) | [Ryo Yamashita](https://appshunter.io/developer/1347562710) |

## What reviewers say

### Calculator Plus v2

[App page](https://appshunter.io/ios/app/calculator-plus-v2/id1181465428)

This app offers a powerful yet simple calculator experience, combining standard and scientific functions with live previews and error hints. It supports various input methods, including hardware keyboards and Apple Pencil, and provides multiple display formats for clear understanding of calculations.

**Highlights:** Standard and scientific calculator, Live expression and answer preview, Multiple display formats, Hardware keyboard support, Apple Pencil Scribble support, Bi-directional clipboard support, Syntax error hints

**In-app purchases:** none

**What reviewers like**

- 👍 Looks like the stock app
- 🚀 Fast and responsive
- 🔒 No ads or in-app purchases
- 👍 Clean and intuitive UI
- 👍 Familiar calculator layout

**What reviewers complain about**

- 🐛 Occasional crashes or disappearing from dock
- 🐛 Incorrect percentage calculations
- 🐛 Inconsistent behavior with order of operations
- 🔍 History tape not visible during calculations
- 🔍 No option to set number of decimal places

**Reported bugs**

- Crashes after recent update
- Incorrect results for some calculations
- Keyboard input not working as expected

**Requested features**

- Add widget support
- Implement iCloud sync for history
- Provide light/dark mode options
- Allow customization of button layout
- Add unit conversion tools


### LockInNote

[App page](https://appshunter.io/ios/app/lockinnote-note-for-widget/id1644879340)

Quickly jot down notes directly on your home screen or lock screen widgets. Customize the appearance of your notes with various font and design options. Sync across devices using iCloud and link to other apps with URL schemes.

**Highlights:** Widget note-taking, Customizable font and design, iCloud sync, URL scheme actions, Share sheets, Multi-platform support

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| AD Free  (iOS, macOS) | $0.99 | one-time |


## Frequently asked questions

### Is Calculator Plus v2 free?

Calculator Plus v2 is free to download, with no in-app purchases.

### Is LockInNote free?

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

### Which has better reviews, Calculator Plus v2 or LockInNote?

LockInNote is rated higher. Calculator Plus v2 averages 4.7 out of 5 from 132 ratings, while LockInNote averages 5.0 from 4 ratings.

### Do Calculator Plus v2 or LockInNote have ads?

Neither Calculator Plus v2 nor LockInNote shows ads.

### Which is updated more often, Calculator Plus v2 or LockInNote?

Calculator Plus v2 ships an update every 2 months, and LockInNote every 2 months. Most recently, Calculator Plus v2 was updated on November 2, 2026 and LockInNote on November 3, 2026.

---

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