# iSum vs TELESCOOP

The clearest difference is in-app purchases: TELESCOOP at none against iSum's 1. TELESCOOP also leads on iOS requirement (13.0 vs 15.0). On price, update cadence, ads and device support there is nothing between them.

Both are free to download. iSum sells 1 in-app purchase, starting at $2.99 per year. TELESCOOP asks for nothing beyond the download.

iSum ships an update fortnightly, TELESCOOP every 9 days. The most recent releases landed on October 29, 2026 and October 26, 2026 respectively.

## The numbers

| Metric | iSum | TELESCOOP |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[4.1 (24 ratings)](https://appshunter.io/ios/app/isum/id435350676/reviews)** | — |
| Number of ratings | **24** | — |
| Positive reviews | 82.7% of reviews | — |
| In-app purchases | Yes | **No** |
| Ads | No | No |
| Update frequency | Fortnightly | **Every 9 days** |
| Monetization | Free with in-app purchases | — |
| Size | 1 MB | 17 MB |
| Requires iOS | 15.0 | **13.0** |
| Devices | iPhone, iPod | **iPhone, iPad, iPod** |
| Age rating | 4+ | 4+ |
| Developer | [ZEN PLUS LTD](https://appshunter.io/developer/317808580) | [Leonard Cruz](https://appshunter.io/developer/1166634053) |

## What reviewers say

### iSum

[App page](https://appshunter.io/ios/app/isum/id435350676)

Easily track expenses, time, and various other metrics with a beautifully redesigned, user-friendly interface. Gain insights into your data with totals, averages, and trends, and export your information conveniently.

**Highlights:** Simplified and intuitive interface, Versatile tracking of expenses, time, and metrics, Customizable group organization, In-depth data insights and trend overviews, CSV data export functionality, Support for tracking negative numbers

**Features:** macOS Compatibility

**In-app purchases (1)**

| Purchase | Price | Billing |
| --- | --- | --- |
| iSum Annual Subscription | $2.99 | per year |

**What reviewers like**

- 👍 Simple and easy to use
- 🚀 Straightforward and efficient
- 💡 Useful for tracking expenses and budgeting
- 🔒 Secure and private data storage
- ⭐ Great customer service and responsiveness

**What reviewers complain about**

- 🐛 Occasional crashes or data loss issues
- 🔒 Lack of password protection or security features
- 💰 Subscription model or paid upgrade concerns
- 📂 Limited number of categories or lists
- 🔄 Difficulty restoring previous purchases

**Reported bugs**

- Notes or descriptions disappearing after edits
- Incompatibility issues with newer iOS versions
- Incorrect date/time recording for entries

**Requested features**

- Add more category options
- Implement iCloud or cloud sync support
- Include a daily/weekly/monthly expense summary
- Allow customization of currency and date formats
- Provide a password protection or lock screen feature


### TELESCOOP

[App page](https://appshunter.io/ios/app/telescoop/id1166634054)

**In-app purchases:** none


## Frequently asked questions

### Is iSum free?

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

### Is TELESCOOP free?

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

### Do iSum or TELESCOOP have ads?

Neither iSum nor TELESCOOP shows ads.

### Which is updated more often, iSum or TELESCOOP?

iSum ships an update fortnightly, and TELESCOOP every 9 days. Most recently, iSum was updated on October 29, 2026 and TELESCOOP on October 26, 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.*