# TimeTree vs SquareRootCalculator

The clearest difference is review sentiment: TimeTree at 81% against SquareRootCalculator's 23%. TimeTree also leads on rating (4.9 vs 4.3) and update cadence (weekly vs every 14 months). SquareRootCalculator's advantage is in-app purchases (none vs 35) and iOS requirement (11.0 vs 18.0). On price, ads and device support there is nothing between them.

Both are free to download. TimeTree sells 27 in-app purchases, starting at $0.49 per month. SquareRootCalculator asks for nothing beyond the download.

TimeTree holds the better App Store score, 4.9 against 4.3. That said, the two scores are not equally well evidenced: TimeTree has 91K ratings behind it against 34, so its average is the more settled of the two. Written reviews point the same way: 81% of TimeTree's written reviews are positive against 23% of SquareRootCalculator's.

TimeTree ships an update weekly, SquareRootCalculator every 14 months. The most recent releases landed on September 25, 2026 and September 12, 2026 respectively.

## The numbers

| Metric | TimeTree | SquareRootCalculator |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.9 (91K ratings)](https://appshunter.io/ios/app/timetree-shared-calendar/id952578473/reviews)** | [4.3 (34 ratings)](https://appshunter.io/ios/app/squarerootcalculator/id1260411892/reviews) |
| Number of ratings | **91K** | 34 |
| Positive reviews | **81.4% of reviews** | 23.1% of reviews |
| In-app purchases | Yes | **No** |
| Ads | Yes | Yes |
| Update frequency | **Weekly** | Every 14 months |
| Monetization | Free with in-app purchases | **Ad-supported** |
| Best chart rank | **#69** | — |
| Size | 205 MB | 5 MB |
| Requires iOS | 18.0 | **11.0** |
| Devices | iPhone, Apple Watch | **iPhone, iPad, iPod** |
| Age rating | 12+ | 4+ |
| Developer | [TimeTree, Inc.](https://appshunter.io/developer/952578472) | [Jirou Fukuda](https://appshunter.io/developer/689603483) |

## What reviewers say

### TimeTree

[App page](https://appshunter.io/ios/app/timetree-shared-calendar/id952578473)

**Currently charting:** #69 Top Free · Productivity (US App Store)

This app allows users to create and share calendars with family, friends, or colleagues. It facilitates event planning, communication, and organization through shared schedules, photo albums, and to-do lists. Stay connected and manage your time effectively with this collaborative scheduling tool.

**Highlights:** Shared calendars for groups, Event notifications and reminders, Sync with device calendars, Shared photo albums, Memo and to-do lists, In-event chat, Web version access

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

**In-app purchases (27)**

| Purchase | Price | Billing |
| --- | --- | --- |
| 日替わり野鳥カレンダー 月額 | $0.49 | per month |
| 超特急公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 週替わりマリーゴールド公式ウィジェット 月額 | $1.99 | per month |
| 超特急リョウガ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急ユーキ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急タクヤ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急タカシ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急シューヤ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急マサヒロ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急アロハ公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 超特急ハル公式ウィジェット（週替わり） 月額 | $1.99 | per month |
| 週替わり和田あずさウィジェット 月額 | $2.99 | per month |
| 週替わり朝比奈ろんウィジェット 月額 | $2.99 | per month |
| 週替わり甘楽すずウィジェット 月額 | $2.99 | per month |
| 週替わり星乃キラリウィジェット 月額 | $2.99 | per month |
| 週替わりプリンセッション・オーケストラ公式ウィジェット 月額 | $2.99 | per month |
| 週替わりちゃんみうウィジェット | $2.99 | per month |
| 週替わりぴぴウィジェット | $2.99 | per month |
| 週替わりhakanaiウィジェット 月額 | $2.99 | per month |
| 週替わりまゆたゆまウィジェット 月額 | $2.99 | per month |
| 週替わりおてりウィジェット 月額 | $2.99 | per month |
| 週替わり初音しょうウィジェット 月額 | $2.99 | per month |
| 週替わりNANIMONOウィジェット 月額 | $2.99 | per month |
| 週替わりAZATOYウィジェット 月額 | $2.99 | per month |
| 週替わり輪廻ねるウィジェット 月額 | $2.99 | per month |
| TimeTree Premium | $4.49 | per month |
| TimeTree Premium | $44.99 | per year |

**What reviewers like**

- 🚀 Easy to use
- 👍 Shareable calendars
- 💡 Customizable color coding
- 🚀 Efficient organization
- 👍 Helpful for busy families

**What reviewers complain about**

- 🐛 Occasional sync issues
- 🐛 Laggy performance
- 🐛 Confusing time zone changes
- 🐛 Limited customization options
- 🐛 Difficulty importing/exporting data

**Reported bugs**

- Events not syncing properly
- Time zone changes affecting event times
- Inability to edit certain event details

**Requested features**

- More color label options
- Biweekly repeat event option
- Ability to rearrange memo order
- Weekly view for routine schedules
- Dedicated iPad app version


### SquareRootCalculator

[App page](https://appshunter.io/ios/app/squarerootcalculator/id1260411892)

This calculator simplifies square root and fraction calculations. It handles complex rationalizations with high precision, preventing digit overflow for long integers. Easily perform basic arithmetic operations with square roots.

**Highlights:** Square root calculation, Fraction calculation, Four rule calculations, Infinite long integer support, Rationalization simplification

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is TimeTree free?

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

### Is SquareRootCalculator free?

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

### Which has better reviews, TimeTree or SquareRootCalculator?

TimeTree is rated higher. TimeTree averages 4.9 out of 5 from 91K ratings, while SquareRootCalculator averages 4.3 from 34 ratings.

### Do TimeTree or SquareRootCalculator have ads?

Both TimeTree and SquareRootCalculator show ads.

### Which is updated more often, TimeTree or SquareRootCalculator?

TimeTree ships an update weekly, and SquareRootCalculator every 14 months. Most recently, TimeTree was updated on September 25, 2026 and SquareRootCalculator on September 12, 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.*