# Trimble InSphere vs Backlog by Time Engine

The clearest difference is update cadence: Backlog by Time Engine at every 3 weeks against Trimble InSphere's every 3 months. Trimble InSphere's advantage is iOS requirement (6.0 vs 16.4). On price, ads, in-app purchases and device support there is nothing between them.

Both are free to download. Neither carries in-app purchases, so what you see is what you pay.

Trimble InSphere ships an update every 3 months, Backlog by Time Engine every 3 weeks. The most recent releases landed on October 21, 2026 and October 7, 2026 respectively.

## The numbers

| Metric | Trimble InSphere | Backlog by Time Engine |
| --- | --- | --- |
| Price | Free | Free |
| Rating | **[5.0 (1 ratings)](https://appshunter.io/ios/app/trimble-insphere/id838153108/reviews)** | — |
| Number of ratings | **1** | — |
| In-app purchases | No | No |
| Ads | No | No |
| Update frequency | Every 3 months | **Every 3 weeks** |
| Monetization | Free | — |
| Size | 8 MB | 3 MB |
| Requires iOS | **6.0** | 16.4 |
| Devices | **iPhone, iPod** | iPhone |
| Age rating | 4+ | 4+ |
| Developer | [Trimble Inc.](https://appshunter.io/developer/322561665) | [100-8 Studio](https://appshunter.io/developer/1436780503) |

## What reviewers say

### Trimble InSphere

[App page](https://appshunter.io/ios/app/trimble-insphere/id838153108)

Manage your organization's geospatial data centrally, accessible from any device. Quickly access, search, and view information, saving time by reusing data from previous projects. Ideal for project managers and field crews needing efficient data access.

**Highlights:** Centralized geospatial data management, Access data anytime, anywhere, View project information on map, View feature attributes, Export data to CSV, Navigate to points

**Features:** Vision Pro support

**In-app purchases:** none


### Backlog by Time Engine

[App page](https://appshunter.io/ios/app/backlog-by-time-engine/id6470202026)

**Features:** macOS Compatibility

**In-app purchases:** none


## Frequently asked questions

### Is Trimble InSphere free?

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

### Is Backlog by Time Engine free?

Backlog by Time Engine is free to download, with no in-app purchases.

### Do Trimble InSphere or Backlog by Time Engine have ads?

Neither Trimble InSphere nor Backlog by Time Engine shows ads.

### Which is updated more often, Trimble InSphere or Backlog by Time Engine?

Trimble InSphere ships an update every 3 months, and Backlog by Time Engine every 3 weeks. Most recently, Trimble InSphere was updated on October 21, 2026 and Backlog by Time Engine on October 7, 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.*