One Watcher

One Watcher

0.0(0 votes)
Release date 2018-04-26
Genre Action
What hardware does One Watcher need?

One Watcher has an FPSHQ demand score of 43/100: moderate requirements — runs on mid-range cards like the RTX 3060 / RX 6600. Source of the numbers: per the system requirements on Steam.

requirements · data updated · methodology

One Watcher is a game by Christian Hamm, Michail Ostrowski. Steam release date: April 26, 2018. Minimum graphics card per Steam: Dedicated Graphics Card, e.g. NVIDIA GTX 660. It needs at least 4 GB of RAM.

Description

Precision platforming at its finest with retro-inspired tile-based 2.5D levels. Ultra-responsive jumps, wall climbs, and ceiling slides are your keys to beating 66 handcrafted levels across four distinct chapters. Hunt down and defeat the Watcher, but be warned – only the most skilled will survive.

Data: the game’s Steam store page

About the game

Developer
Christian Hamm, Michail Ostrowski
Publisher
Christian Hamm
Release date
April 26, 2018
PC platforms
Windows

One Watcher system requirements

Component Minimum Recommended
OS Windows 7, Windows 8.1, Windows 10 Windows 7, Windows 8.1, Windows 10
Processor Intel Core i3 Intel Core i5
Memory 4096 MB ОЗУ 4096 MB ОЗУ
Graphics Dedicated Graphics Card, e.g. NVIDIA GTX 660 NVIDIA GTX 750 TI
DirectX версии 11 версии 11
Storage 700 MB 700 MB
Sound card No Yes

Source: the game’s Steam page — requirements published by the developer.

How big is One Watcher and does it need an SSD

One Watcher needs 700 MB of disk space, according to its official system requirements (the game’s Steam page, data as of Nov 8, 2026). requirements

700 MBdisk space
not statedSSD
40 %of 122230 games with an official size are smaller

The requirements of One Watcher do not state a drive type — an SSD is not officially required; it only speeds up loading.

One WatcherOne Watcher700 MBMedian of 2018 games (n = 6685)Median of 2018 games (n = 6685)600 MBMedian of 122230 FPSHQ gamesMedian of 122230 FPSHQ games1 GBLargest: AlbatrossLargest: Albatross2000 GBOne WatcherOne Watcher700 MBMedian of 2018 games (n = 6685)Median of 2018 games (n = 6685)600 MBMedian of 122230 FPSHQ gamesMedian of 122230 FPSHQ games1 GBLargest: AlbatrossLargest: Albatross2000 GB

Source: official system requirements (the game’s Steam page), captured Nov 8, 2026. The size is the free space needed to install; updates and DLC can make it grow. store.steampowered.com

Tip: keep extra space beyond the listed size — updates are downloaded first and installed afterwards.

🛠 Game crashing or won’t launch?

Step-by-step fixes for common errors and diagnostics for your PC

Open guide →DLL error when launching a gameGames keep crashing: how to find the causeGame won’t start: what to checkStutters and freezes in games

FPS on different graphics cards

FPS forecast for One Watcher on current 2024–2026 GPUs. Switch the graphics preset — the table recalculates. Average FPS at 1080p / 1440p / 4K.

Graphics card Tier 1080p 1440p 4K
GeForce RTX 5090 S 245–410 210–350 135–230
GeForce RTX 4090 S 235–395 190–315 110–190
GeForce RTX 5080 S 220–375 170–290 97–165
GeForce RTX 4080 Super A 210–355 155–265 86–145
GeForce RTX 4080 A 205–345 150–250 82–140
Radeon RX 7900 XTX A 205–345 150–255 83–140
GeForce RTX 5070 Ti A 200–335 145–240 77–135
Radeon RX 9070 XT A 195–325 140–235 75–130
Radeon RX 7900 XT A 180–300 125–215 67–115
GeForce RTX 4070 Ti Super A 190–320 135–225 72–125
GeForce RTX 3090 Ti B 175–295 120–205 65–110
Radeon RX 9070 A 170–285 120–200 63–110

* Average FPS: real measurements where available, otherwise the unified FPSHQ model. Actual FPS depends on the CPU, game patch and drivers. Reference GPU models without overclocking. methodology

📊 FPS by graphics card (1440p, Ultra)

Green — 60+ FPS (comfortable), yellow — 30–60 (playable), red — below 30. Dashed line marks 60 FPS.

Which graphics cards can run One Watcher

The most affordable cards the FPSHQ model expects to reach 60+ FPS at 1080p High. This is an estimate, not a measurement.

Submit an FPS measurement

Add your FPS measurement

Share your average FPS. Player measurements are checked, and once a cell has 3+ devices they refine the FPSHQ model.

Submit my resultHow to measure: 60 seconds of normal gameplay (not menus or loading), no frame cap or vsync; read average FPS and 1% low from an overlay.
GameOne Watcher
Resolution
Graphics preset

More details
Laptops only: the mode (TGP) from the vendor utility or an overlay. A measurement with power helps show laptop FPS more precisely.
More precise: “60-second test” in the app

The FPSHQ app for Windows computes average FPS and 1% low from frame times (PresentMon) and, with your consent, submits the result itself.

Get the app

Only aggregates are published: a median over 2+ devices or after review. No name or IP is stored — only a hash to stop abuse. Methodology

43
Demand
out of 100

The higher it is, the more powerful a PC you need. Runs even on weak hardware.

🏆 Which GPU do you need for One Watcher?

A ready-made GPU ranking with real FPS in this very game

GPU ranking for One Watcher →

Key figures

Unique FPSHQ metrics from this page's data

43/100
FPSHQ load index
105–175FPS
FPS on RTX 3060, 1080p High model estimate
100–165FPS
FPS on RTX 4070, 1440p Ultra model estimate
6
of 12 popular GPUs hold 60+ FPS (1440p Ultra)
4GB
minimum RAM
2018
release year
In short

Can my PC run One Watcher?

One Watcher (2018): FPSHQ load index 43 out of 100. Per the FPSHQ model, GeForce RTX 3060 delivers 105–175 FPS at 1080p High and GeForce RTX 4070 100–165 FPS at 1440p Ultra; 6 of 12 popular GPUs hold 60+ FPS at 1440p Ultra. Developer's minimum GPU: Dedicated Graphics Card, e.g. NVIDIA GTX 660; minimum RAM: 4 GB. Source of the numbers: per the system requirements on Steam (checked Nov 8, 2026); FPSHQ model estimate (not a measurement). (model accuracy)

FPSHQ load index
43 FPSHQ index
RTX 3060 · 1080p High
123 FPS model estimate
RTX 4070 · 1440p Ultra
134 FPS model estimate
updated · source: FPS One Watcher, FPSHQ model estimate

Frequently asked questions about the game

On which platforms is the game available?
The game is available on: Windows.
What is the genre of One Watcher?
Genre: Action. Single-player only.
How big is One Watcher and does it need an SSD?
One Watcher needs 700 MB of free disk space according to its official requirements (the game’s Steam page, data as of Nov 8, 2026). The requirements of One Watcher do not state a drive type — an SSD is not officially required; it only speeds up loading.
Who are the developer and publisher?
Developer: Christian Hamm, Michail Ostrowski. Publisher: Christian Hamm.
When was or will the game be released?
Released: 2018-04-26.
What FPS will I get in this game?
Use our FPS calculator for a precise forecast for your configuration. Above on this page is a compatibility table with popular GPUs at different resolutions and settings.
Can I play on a budget graphics card?
Minimum: Dedicated Graphics Card, e.g. NVIDIA GTX 660. If your GPU is weaker than the minimum, the game may not launch or may stutter badly. On the minimum GPU you usually play at 1080p low with FSR Performance.

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